Sauna and longevity

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Sauna and longevity

How to maximise the health benefits of sauna use

Key points of the article

  1. Benefits comparable to exercise: the use of infrared saunas offers health benefits similar to exercise, including improvements in cardiovascular health, endurance and athletic performance by increasing body and muscle temperature.
  2. Heat shock proteins (HSPs): HSPs are activated during sauna use, helping to maintain the correct conformation and function of proteins, crucial for cellular health and disease prevention.
  3. Far infrared saunas: far infrared saunas are recommended for their therapeutic benefits, with ideal temperatures between 120-140°F, gradually increasing as the user becomes accustomed.
  4. Detoxification through sweat: regular use of the sauna helps detoxify the body through sweat, eliminating toxins such as microplastics and xenoestrogens.
  5. Complementing a healthy lifestyle: sauna use should complement a healthy lifestyle. Start with 20-minute sessions at 120°F, using it every 3-4 days once accustomed, avoiding excessive frequency.
  6. Photobiomodulation (PBM): photobiomodulation is a therapeutic process where infrared light penetrates tissues, improving cell function and tissue repair.

F. Vatansever and M.R. Hamblin: FIR: Its biological effects and medical applications

Longevity benefits of sauna use

The use of saunas, especially infrared saunas, has been shown to offer numerous health benefits that can contribute to a longer and healthier life. Here are some of the most salient benefits:

  1. Improved cardiovascular health: the sauna increases body and muscle temperature, improving blood circulation. This improvement in cardiovascular health can reduce the risk of heart disease, a key factor for a long life.
  2. Increased endurance and sports performance: heat acclimatisation improves endurance and physical performance, which contributes to maintaining a healthy level of physical activity throughout life.
  3. Activation of HSPs: heat shock proteins (HSPs) help protect cells from damage by ensuring that proteins fold and function properly. This is crucial for cellular health and the prevention of chronic diseases related to ageing.

The importance of heat shock proteins (HSPs) in longevity

HSPs are essential for maintaining cellular health, especially as we age. These proteins are produced in response to thermal stress, such as that experienced in a sauna, and play a vital role in:

  • Maintain protein conformation: they ensure that proteins fold correctly, which is vital for their biological function.
  • Cell protection: they repair or remove damaged proteins, protecting cells from damage, an important factor for a long and healthy life.

 

Photobiomodulation and longevity

Photobiomodulation (PBM) is a process by which light of certain spectrums, especially near infrared (near IR), penetrates tissues and exerts therapeutic effects. This therapy can offer numerous benefits that support longevity:

  1. Improved mitochondrial function: PBM optimises mitochondrial function, enhancing cellular energy production, crucial for maintaining vitality over the years.
  2. Reducing inflammation: Infrared light helps reduce inflammation, benefiting a wide range of inflammatory conditions and contributing to the prevention of chronic diseases.
  3. Stimulation of tissue repair: by penetrating deep into tissues, PBM promotes cell repair and regeneration, accelerating recovery from injury and maintaining tissue integrity over time.

Benefits of Far Infrared Radiation (FIR)

Studies on far infrared radiation (FIR) have demonstrated multiple health benefits, including improved cardiac and vascular function, reduced oxidative stress and improved quality of life in patients with various health conditions, such as type II diabetes and rheumatoid arthritis.

IRF therapy has also been used to treat conditions such as primary dysmenorrhoea, proving effective in increasing local body temperature, improving abdominal blood flow and reducing pain and discomfort.

To take advantage of these benefits, it is essential to use high quality FIR emitting devices, such as far infrared saunas and FIR emitting ceramic materials, which can be integrated into garments to provide continuous therapy.

Incorporating FIR therapy into your routine can be an excellent addition to a holistic approach to health, promoting longevity and overall well-being.

Kinds of saunas

  1. Far infrared saunas: These saunas are highly recommended for their therapeutic benefits and their detoxifying capacity. Ideal temperatures range from 120-140°F, gradually increasing as the user becomes accustomed.
  2. Near infrared (near IR) saunas: although they can penetrate deeper into the tissues, it is almost impossible to be close enough to the light source in a sauna environment to get a therapeutic dose without risk of burns. Although effective for detoxification, they do not offer the photobiomodulation benefits attributed to them.
  3. Traditional steam saunas: use a steam generator to heat the air to high temperatures, which induces sweating and improves circulation. These saunas can provide a relaxing experience, but do not have the same specific benefits as far infrared.
  4. Dry saunas: use dry heat, usually from a wood or electric cooker, to heat the air. These saunas can aid in relaxation and improve circulation, but do not offer the additional benefits of infrared saunas.

Recommendations for sauna use

Ideal temperatures

  • Initial: start with 120°F and 20-minute sessions.
  • Progression: gradually increase temperature by 2°F each week, eventually reaching 130-140°F.
  • Experienced users: can use temperatures between 160-170°F, but it is not necessary to start at such high temperatures.

Detoxification and elimination of toxins

Regular sauna use promotes detoxification through sweating, removing environmental toxins such as microplastics and xenoestrogens. It is advisable to use a low EMF personal sauna to optimise results and avoid exposure to toxins from other users.

Frequency of use

To maximise benefits without going overboard:

  • Beginners: daily use for 10-11 days to acclimatise.
  • Regular users: every 3 days for maintenance, or every other day.

Final considerations

Sauna use is an advanced health technique that can complement a healthy lifestyle, which should include proper nutrition, daily exercise and optimising vitamin D levels. Incorporating sauna use can offer significant benefits, but should always be part of a holistic approach to health and longevity.

For those seeking a long and healthy life, sauna longevity is an effective strategy. Far infrared saunas, in particular, are noted for their therapeutic and detoxifying benefits. Remember that, along with a healthy lifestyle, sauna longevity can make a big difference to your overall wellbeing.

Dr. Carmen Romero

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This article is for informational purposes only and is not a substitute for professional medical advice. Consult with a health professional to discuss the use of sauna and photobiomodulation in your wellness routine.

Sauna y longevidad

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Sexuality and longevity

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Sexuality and longevity: the role of sex in health and vigour as we age

Introduction

Ageing is an inevitable process that we all face, but the way we experience it can vary significantly depending on a number of factors, including our sex life. Numerous studies have shown that sex can have a positive impact on health and longevity, acting as a powerful ally in the quest for a long and healthy life.

Sex and physical health

Sex is a physical activity that involves multiple body systems During sex, the heart and lungs work harder, which can improve cardiovascular health. In addition, sex improves the immune system, making us less prone to common illnesses such as flu and colds. Regular sexual activity can also improve overall fitness and muscle strength. This regular exercise reduces pain, relieves tension and can be an effective tool to prevent cardiovascular disease. It also improves the skin, thanks to increased blood flow and the release of toxins through sweat.

Psychological benefits of sex

Sex not only benefits the body, but also the mind. The release of endorphins during sex helps reduce stress and improve mood. These feel-good hormones act as natural painkillers and can improve the quality of sleep, thus promoting optimal physical and mental recovery. Sex may also play a crucial role in the prevention of neurodegenerative diseases, such as Alzheimer’s and other forms of dementi Maintaining an active sex life can help keep the brain active and healthy.

Impact on longevity

The impact of sex on longevity is remarkable. A study conducted by the BMJ as part of the Caerphilly Cohort Study found that men who had orgasms more frequently (twice a week or more) were 50% less likely to die than those who had orgasms less than once a month. ( Psychology Today )​.

The Longevity Project, a study over 20 years, found that women who had a higher frequency of orgasm tended to live longer than their less sexually satisfied peers. ( Psychology Today )​. In addition, the University of Chicago study showed that an active sex life in later life is associated with better health and longevity. ( University of Chicago News )​.

Immune system

Wilkes University found that people who had sex once or twice a week had significantly higher levels of immunoglobulin A (IgA), a crucial marker for immune system function, compared to those who had sex less frequently. ( Psychology Today )​.

 

Challenges to maintaining an active sex life

However, many women and men experience a significant decrease in libido due to various factors. From the age of 35 onwards, a decline in hormone production begins, which can affect sexual desire. This phenomenon, combined with overweight, stress and lack of self-esteem, causes a significant part of the population to accept a decrease in or avoid sexual relations. This situation not only affects our sex life, but also has a negative impact on our health, vigour, joy, energy and longevity. Maintaining an active sex life is crucial to preserving these vital aspects of our overall health and well-being.

Curious aspects of sex and longevity

Research has found interesting facts about sex and health. For example, one study showed that sex can be a natural painkiller, helping to relieve headaches. In addition, it has been observed that people who have more sex tend to have more radiant and youthful skin, probably due to increased blood circulation and the release of feel-good hormones. So as well as being pleasurable, sex can help you look and feel better!

Importance of hormone balance in a longevity plan

In a longevity and anti-ageing plan, hormone balancing must be included, as well as exercise and personalised nutrition, among other actions. Keeping these factors in balance can help improve libido and maintain an active and healthy sex life, thus contributing to better overall health and longevity.

Conclusion

Sex is not only an essential part of a healthy and fulfilling life, but can also be a powerful tool in the quest for longevity and vigour as we age. It improves our physical and mental health, strengthens the immune system, reduces stress and promotes sleep, as well as protecting against cardiovascular and neurodegenerative diseases. In short, having more sex can be one of the keys to a longer and healthier life.

If you want to improve your health and longevity, consider integrating an active and satisfying sex life into your routine. You will not only be enjoying the pleasures of the moment, but also investing in a healthier and happier future.

Do you want more information?

Request a free orientation appointment with me on WhatsApp 669 979 939.

Dr Carmen Romero

References:

Sweeteners

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The dangers of artificial sweeteners and healthy alternatives

Artificial sweeteners (AS) such as saccharin, sucralose and aspartame have gained popularity due to their ability to provide sweetness without calories. However, recent preclinical and clinical studies have indicated that they may have adverse health effects, particularly on gut microbiota and glucose tolerance.

Health impact

Changes in gut microbiota

Artificial sweeteners may alter the composition of the gut microbiota, which may induce glucose intolerance. This change depends on the individual’s existing microbiota, suggesting that its effects may vary. A study published in Nature found that sucralose and aspartame modify the gut microbiota, increasing the risk of glucose intolerance and insulin resistance (Suez et al., 2014). ( Nature )​.

Effects on glycaemic tolerance

Disruption of the microbiota can lead to impaired glucose tolerance, increasing the risk of developing diabetes and other metabolic problems. An article in Cell Metabolism reported that artificial sweeteners, when metabolised by the gut microbiota, produce metabolites that affect blood glucose regulation (Cani et al., 2008).​ ( Nature )​.

Effects on the hypothalamus

Recent research has shown that artificial sweeteners can induce stress in the endoplasmic reticulum (ER) of the hypothalamus, a region crucial for the regulation of appetite and energy balance. A study published in Frontiers in Neuroscience found that sucralose and acesulfame-K (ACEK) induce ER stress, which may negatively affect cell viability and axonal growth regulation in hypothalamic neurons (Ahmad et al., 2020). ( Frontiers )​.

Another study in The Journal of Physiological Sciences showed that sucralose activates sweet taste receptors in the arcuate nucleus of the hypothalamus, increasing intracellular calcium concentration and altering taste perception and appetite regulation (Kojima et al., 2015).​ ( BioMed Central )​. These effects may contribute to a disruption in satiety signalling and an increase in caloric intake.

Additional risks

Artificial sweeteners can trick the body, increasing appetite and calorie intake, which contributes to weight gain. In addition, they can interfere with liver detoxification and increase the risk of cardiovascular disease and cancer. A study in the Journal of the American Medical Association (JAMA) showed a correlation between artificial sweetener consumption and increased risk of cardiovascular disease (Azad et al., 2017). ( Nature )​.

Natural alternatives

Stevia and Luo Han Guo

These natural options not only sweeten, but also provide health benefits without the risks associated with artificial sweeteners. Stevia, for example, has been shown to have antihypertensive and anti-diabetic effects in clinical studies (Ruiz-Ojeda et al., 2019). ( MDPI )​.

Beware of sugar alcohols

Although less harmful than artificial sweeteners, sugar alcohols such as xylitol and erythritol should be consumed in moderation to avoid digestive problems. A study published in BMC Gastroenterology indicated that excessive consumption of sugar alcohols may cause gastrointestinal distress in some people (Tu et al., 2018).​ ( MDPI )​.

Agave syrup

Although natural and low on the glycaemic index, agave syrup is high in fructose, which can cause insulin resistance and weight gain if consumed in excess. It is crucial to use it in moderation and as part of a balanced diet. A study in The American Journal of Clinical Nutrition warned about the negative effects of high fructose consumption on metabolism (Stanhope, 2012). ( MDPI )​.

Tips for a healthy life

  1. Avoid artificial sweeteners and ultra-processed drinks. Opt for natural foods and drinks, and read labels carefully to avoid hidden artificial sweeteners.
  2. Sweeten in moderation. If you need to sweeten, use natural alternatives and keep consumption in moderation.
  3. Adequate hydration. Drink pure, filtered water. You can add a little lemon juice for flavour..

Table of sweeteners

Sweetener Type Health Effects Harmful effects
Aspartame Artificial None significant Alterations in the gut microbiota, possible cancer risk, neurotoxic effects in high doses ( Nature )​​ ( Frontiers )​
Sucralose Artificial None significant Alterations in the gut microbiota, stress on the endoplasmic reticulum of the hypothalamus, high-dose cytotoxicity ( Frontiers )​​( BioMed Central )​
Saccharine Artificial None significant Alterations in gut microbiota, possible cancer risk in animal studies ( Nature )​
Acesulfame-K (ACEK) Artificial None significant Hypothalamic endoplasmic reticulum stress, increased caspase 3/7 activity in hypothalamic cells​ ( Frontiers )​
Neotamo Artificial None significant Little evidence available on long-term effects ( Springer )​
Advantame Artificial None significant Little evidence available on long-term effects ( Springer )​
Stevia Natural Antihypertensive and antidiabetic effects ( MDPI )​ Possible laxative effect in high doses ( MDPI )​
Luo Han Guo Natural Antioxidant, anti-inflammatory​( MDPI )​ Little evidence available on adverse effects ( MDPI )​
Erythritol Sugar alcohol Reduced impact on blood glucose( MDPI )​ Gastrointestinal distress in high doses ( MDPI )​
Xylitol Sugar alcohol Improving dental health​( MDPI )​ Gastrointestinal discomfort, laxative effects in high doses ( MDPI )​
Sorbitol Sugar alcohol Reduced impact on blood glucose( MDPI )​ Gastrointestinal discomfort, laxative effects in high doses ( MDPI )​
Mannitol Sugar alcohol Reduced impact on blood glucose( MDPI )​ Gastrointestinal discomfort, laxative effects in high doses ( MDPI )​
Isomaltose Sugar alcohol Reduced impact on blood glucose( MDPI )​ Gastrointestinal discomfort, laxative effects in high doses ( MDPI )​
Maltitol Sugar alcohol Reduced impact on blood glucose( MDPI )​ Gastrointestinal discomfort, laxative effects in high doses ( MDPI )​
Agave syrup Natural Low glycemic index( MDPI )​ High fructose content, insulin resistance, weight gain( MDPI )​

If you want to improve your healthSchedule a free orientation consultation. Contact me by WhatsApp at 669 979 939.

Dr. Carmen Romero

Refreshing and antioxidant infusions

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Refreshing and antioxidant infusions

Summer is synonymous with sun and outdoor activities, but also with increased exposure to solar radiation that can damage our cells. Antioxidant infusions are a natural defence against these harmful effects, helping to protect our health. They can also be enjoyed chilled to cool you down on hot days.

What Are Free Radicals?

Free radicals are unstable molecules that seek to stabilise themselves by capturing electrons from other molecules, which can cause cell damage. During the summer, UV radiation increases the production of these radicals.

Natural defence: antioxidants

The body has natural antioxidant mechanisms to neutralise free radicals. However, in summer, the production of these radicals can exceed the capacity of our natural antioxidants, leading to a state known as oxidative stress. This imbalance can accelerate ageing and promote the onset of disease.

To maintain a proper balance, a diet rich in antioxidants and healthy lifestyle habits are essential. Antioxidant infusions can be an excellent complement to our diet, helping us to strengthen our natural defences.

Antioxidant infusions for a healthy summer

Green tea

Rich in catechins, green tea is renowned for its antioxidant properties. Helps fight cell damage and protect the skin from premature ageing. In addition, green tea has shown potential to reduce the risk of several types of cancer and cardiovascular disease.

White tea

With its mild and delicate taste, white tea is an excellent source of polyphenols, known for their antioxidant effects.

Rooibos with orange

Rooibos is a South African plant rich in antioxidants such as aspalathin and superoxide dismutase (SOD). The addition of orange, rich in vitamin C, makes this infusion a powerful antioxidant and caffeine-free combination.

Red tea with berries

This tea combines the antioxidant benefits of red tea with the properties of red berries, which are rich in anthocyanins and vitamin C.

Ginger citrus

Ginger, with its compound gingerol, has powerful antioxidant and anti-inflammatory properties. When mixed with lemon, which is an excellent source of vitamin C, a revitalising and protective infusion is obtained.

Hibiscus

Hibiscus is a flower used in herbal teas and is high in anthocyanins, which are powerful antioxidants. Helps lower blood pressure and improve cardiovascular health.

Matcha

Matcha is a type of powdered green tea that is highly concentrated in antioxidants, especially catechins. A single cup of matcha can provide as many antioxidants as ten cups of regular green tea.

Camomile

Known for its soothing and antioxidant properties, chamomile contains apigenin, which helps reduce oxidative stress and improve skin health.

Mint

Peppermint tea is refreshing and contains antioxidants such as rosmarinic and caffeic acids, which help improve digestion and have anti-inflammatory and antimicrobial effects.

Turmeric

Turmeric contains curcumin, a potent antioxidant and anti-inflammatory that fights oxidative stress and improves overall health.

Healthy Sweeteners

Instead of using artificial sweeteners, which can have negative health effects, it is better to opt for natural and healthy alternatives in your refreshing and antioxidant infusions.

Natural alternatives

  • Stevia: A natural sweetener that does not affect blood sugar levels and has antioxidant benefits.
  • Luo Han Guo (Monk Fruit): Another natural sweetener with antioxidant properties.

Agave syrup

Agave syrup is a natural sweetener derived from the agave plant, a succulent. Although it has a low glycaemic index due to its high fructose content, this can also have negative effects such as insulin resistance and metabolic problems. In addition, agave syrup is caloric and excessive consumption may contribute to weight gain. The quality of agave syrup can vary according to the degree of processing, and some products may be highly refined and contain additives. For these reasons, it is recommended to use it in moderation and as part of a balanced diet.

Conclusion

These refreshing, antioxidant infusions are not only delicious, but also offer numerous health benefits due to their antioxidant properties. Enjoy them cold during the summer and opt for natural sweeteners to keep you healthy and protected against cell damage.

If you want to improve your health and strengthen your antioxidant systems, schedule a free orientation consultation. Contact me by WhatsApp at 669 979 939.

Dr. Carmen Romero

Food and longevity genes

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How food influences your longevity genes

Introduction

Imagine you are in control of a panel full of switches that can turn specific genes in your body on or off. These switches determine whether your body activates mechanisms that fight inflammation, eliminate toxins or regulate metabolism. The good news is that this control panel exists and is influenced by what you eat. Yes, the foods you eat every day have the power to modulate the expression of your genes and thus your health and longevity.

This phenomenon is part of epigenetics, the study of changes in gene expression that do not involve alterations in DNA sequence.. Epigenetics shows how our genes can be «turned on» or «turned off» by various environmental and lifestyle factors, including nutrition, exercise, stress and exposure to environmental toxins. In an action plan for longevity and anti-ageing, epigenetics is a key element, as it allows us to optimise our health over the years. In addition, personalised genetic testing can provide valuable information to tailor dietary and lifestyle interventions more effectively.

The mechanisms of gene regulation

DNA methylation

DNA methylation is like a light switch that can turn off specific genes. By adding a methyl group to DNA, certain gene regions are silenced, preventing the production of inflammatory or disease-promoting proteins. Methylation is vital for maintaining balance in our biological processes and preventing chronic diseases such as cancer.

Acetylation and deacetylation of histones

Histones are proteins around which DNA is wound, like thread around a spool. When these histones are acetylated, the DNA unwinds a little, allowing genes to be expressed. Deacetylation does the opposite, compacting DNA and silencing genes. This process is essential for regulating which genes are active at different times and in different tissues of the body.

RNA interference

RNA interference (RNAi) is a sophisticated mechanism where small RNA fragments bind to messenger RNA (mRNA) molecules to degrade them or inhibit their translation. This prevents the production of proteins that could be harmful in certain contexts, providing an additional layer of control over gene expression.

Master genes and their modulation

NrF2: the antioxidant guardian

NrF2 is like the superhero of the anti-inflammatory genes. It is activated in response to oxidative stress, a state that can damage our cells and tissues. When you eat foods rich in sulforaphane, such as broccoli, you activate NrF2 and strengthen your antioxidant defences, thus protecting your cells from damage and premature ageing.

TNF-alpha: the pro-inflammatory foe

TNF-alpha is a gene that triggers inflammation, a process necessary to fight infection but harmful when it becomes chronic. Omega-3 fatty acids, found in oily fish such as salmon and mackerel, can decrease the expression of TNF-alpha, helping to reduce chronic inflammation and associated diseases such as rheumatoid arthritis.

CYP: the guardians of detoxification

CYP family genes are responsible for detoxifying our body, metabolising harmful compounds and drugs. Eating cruciferous vegetables, such as Brussels sprouts and kale, can activate these genes and improve the body’s ability to eliminate toxins, thereby protecting against liver damage and other disorders.

NFkB: the promoter of inflammation

NFkB is a transcription factor that, when chronically activated, can lead to inflammatory diseases and cancer. Foods rich in resveratrol, such as grapes, may inhibit NFkB, helping to keep inflammation under control and protecting against chronic disease.

SIRT-1: the metabolic regulator

SIRT-1 plays a crucial role in the regulation of glucose and lipid metabolism. Activating this gene can improve insulin sensitivity and lower cholesterol and triglyceride levels. Again, resveratrol acts here as an activator, promoting healthy metabolism and reducing the risk of metabolic diseases.

MTHFR: the governor of methylation

MTHFR is essential for methylation, a process crucial for cell function and cardiovascular health. An adequate supply of folic acid, found in green leafy vegetables such as spinach and kale, ensures that MTHFR functions properly, thus protecting against neural tube defects and cardiovascular disease.

FOXO: the longevity overseer

FOXO is a group of genes that regulates longevity, metabolism and resistance to oxidative stress. Activating these genes can improve the body’s response to stress and promote longevity. Nutrients such as resveratrol and calorie restriction can activate FOXO.

AMPK: the energy sensor

AMPK is a cellular energy sensor that helps maintain energy balance. AMPK activation improves insulin sensitivity, promotes weight loss and increases longevity. Physical activity and certain compounds such as metformin and berberine can activate AMPK.

PPAR: the metabolic regulator

The PPARs are a group of genes that regulate lipid and glucose metabolism. Activating these genes can improve lipid profile and insulin sensitivity. Omega-3 fatty acids, found in fish and nuts, are known to activate PPARs.

IGF-1: the growth factor

IGF-1 plays a role in cell growth and development. However, elevated levels of IGF-1 have been associated with an increased risk of cancer and accelerated ageing. Maintaining balanced levels through a diet low in animal protein and moderation in calorie intake can be beneficial.

HIF-1α: the regulator of hypoxia

HIF-1α regulates the body’s response to hypoxia (low oxygen). This gene helps cells adapt to low-oxygen conditions, which is crucial for cell survival in unfavourable environments. Compounds such as quercetin, found in apples and onions, may influence HIF-1α activity.

PGC-1α: the co-activator of mitochondrial biogenesis

PGC-1α is a master regulator of mitochondrial biogenesis and energy metabolism. PGC-1α activation improves mitochondrial function and endurance capacity. Physical exercise and polyphenol-rich foods, such as green tea, can activate PGC-1α.

MTOR: the cell growth regulator

MTOR is a key regulator of cell growth, proliferation and survival. Excessive activation of MTOR has been linked to ageing and age-related diseases. Calorie restriction and certain compounds such as rapamycin can inhibit MTOR, thereby promoting longevity.

NRF1 and NRF2: the antioxidant factors

NRF1 and NRF2 are crucial for the regulation of the antioxidant response and mitochondrial biogenesis. NRF1, in particular, works together with PGC-1α to promote mitochondrial health. Nutrients such as sulforaphane (found in broccoli) and physical exercise can activate these genes.

COMT: the regulator of neurotransmitters and stress

The COMT gene is essential for the breakdown of neurotransmitters such as dopamine, epinephrine and norepinephrine, which are vital for brain function and stress response. COMT activity influences mood, cognition and stress response. Variations in this gene may affect how people handle stress and their susceptibility to certain mental disorders. Compounds such as quercetin (found in apples and onions) and magnesium may influence COMT activity.

The power of diet

Food and longevity genes The ability of food to influence gene expression opens up a world of possibilities for disease prevention and management. However, advice from health and nutrition professionals is essential. A well-informed and personalised approach is crucial to ensure that dietary choices support the activation of beneficial genes and inhibition of harmful genes.

Summary of master genes and their modulators

  • NrF2: sulforaphane-activated (broccoli)
  • TNF-alpha: inhibited by omega-3 fatty acids (salmon)
  • CYP: activated by cruciferous vegetables (Brussels sprouts)
  • NFkB: inhibited by resveratrol (grapes)
  • SIRT-1: activated by resveratrol (grapes)
  • MTHFR: activated by folic acid (green leafy vegetables)
  • FOXO: activated by resveratrol and caloric restriction
  • AMPK: activated by exercise, metformin and berberine
  • PPAR: activated by omega-3 fatty acids (fish, nuts)
  • IGF-1: regulation by low animal protein diet
  • HIF-1α: quercetin-influenced (apples, onions)
  • PGC-1α: activated by physical exercise, polyphenols (green tea)
  • MTOR: inhibited by caloric restriction, rapamycin
  • NRF1 and NRF2: activated by sulforaphane (broccoli), physical exercise
  • COMT: influenced by quercetin (apples, onions), magnesium

Conclusion

By knowing how foods and longevity genes are related, it is easier to choose foods that support the activation of beneficial genes and the inhibition of harmful genes, you can take control of your health at the genetic level. Incorporating broccoli, salmon, turmeric, grapes and green leafy vegetables into your diet is a simple but powerful strategy to promote health and prevent disease. Remember, it is always important to consult with a professional to tailor these recommendations to your specific needs and ensure a balanced and safe approach to a healthier and longer life.

Dr. Carmen Romero

Alimentos y genes de longevidad

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Cómo los alimentos influyen en tus genes de longevidad

Introducción

Imagina que tienes el control de un panel lleno de interruptores que pueden encender o apagar genes específicos en tu cuerpo. Estos interruptores determinan si tu cuerpo activa mecanismos que combaten la inflamación, eliminan toxinas o regulan el metabolismo. La buena noticia es que este panel de control existe y está influenciado por lo que comes. Sí, los alimentos que consumes diariamente tienen el poder de modular la expresión de tus genes y, por ende, tu salud y longevidad.

Este fenómeno es parte de la epigenética, el estudio de los cambios en la expresión génica que no involucran alteraciones en la secuencia del ADN. La epigenética muestra cómo nuestros genes pueden ser «encendidos» o «apagados» por varios factores ambientales y de estilo de vida, incluyendo la nutrición, el ejercicio, el estrés y la exposición a toxinas ambientales. En un plan de acción de longevidad y antienvejecimiento, la epigenética es una pieza fundamental, ya que permite optimizar nuestra salud a lo largo de los años. Además, el estudio genético personalizado puede proporcionar información valiosa para adaptar las intervenciones dietéticas y de estilo de vida de manera más efectiva.

Los mecanismos de regulación genética

Metilación del ADN

La metilación del ADN es como un interruptor de luz que puede apagar genes específicos. Al añadir un grupo metilo al ADN, ciertas regiones genéticas se silencian, lo que impide que se produzcan proteínas inflamatorias o promotoras de enfermedades. La metilación es vital para mantener el equilibrio en nuestros procesos biológicos y evitar enfermedades crónicas como el cáncer.

Acetilación y desacetilación de histonas

Las histonas son proteínas alrededor de las cuales se enrolla el ADN, como el hilo alrededor de un carrete. Cuando estas histonas se acetilan, el ADN se desenrolla un poco, permitiendo que los genes se expresen. La desacetilación hace lo contrario, compactando el ADN y silenciando los genes. Este proceso es esencial para regular qué genes están activos en diferentes momentos y tejidos del cuerpo.

Interferencia de ARN

La interferencia de ARN (RNAi) es un mecanismo sofisticado donde pequeños fragmentos de ARN se unen a las moléculas de ARN mensajero (ARNm) para degradarlas o inhibir su traducción. Esto previene la producción de proteínas que podrían ser dañinas en ciertos contextos, proporcionando una capa adicional de control sobre la expresión génica.

Genes maestros y su modulación

NrF2: el guardián antioxidante

NrF2 es como el superhéroe de los genes antiinflamatorios. Se activa en respuesta al estrés oxidativo, un estado que puede dañar nuestras células y tejidos. Cuando consumes alimentos ricos en sulforafano, como el brócoli, activas NrF2 y fortaleces tus defensas antioxidantes, protegiendo así tus células de daños y envejecimiento prematuro.

TNF-alfa: el enemigo proinflamatorio

TNF-alfa es un gen que desencadena la inflamación, un proceso necesario para combatir infecciones pero perjudicial cuando se vuelve crónico. Los ácidos grasos omega-3, encontrados en pescados grasos como el salmón y la caballa, pueden disminuir la expresión de TNF-alfa, ayudando a reducir la inflamación crónica y las enfermedades asociadas, como la artritis reumatoide.

CYP: los guardianes de la detoxificación

Los genes de la familia CYP son responsables de desintoxicar nuestro cuerpo, metabolizando compuestos nocivos y medicamentos. Consumir vegetales crucíferos, como las coles de Bruselas y la col rizada, puede activar estos genes y mejorar la capacidad del cuerpo para eliminar toxinas, protegiéndonos así de daños hepáticos y otros trastornos.

NFkB: el promotor de la inflamación

NFkB es un factor de transcripción que, cuando está activado crónicamente, puede llevar a enfermedades inflamatorias y cáncer. Alimentos ricos en resveratrol, como las uvas, pueden inhibir NFkB, ayudando a mantener la inflamación bajo control y protegiendo contra enfermedades crónicas.

SIRT-1: el regulador metabólico

SIRT-1 juega un papel crucial en la regulación del metabolismo de la glucosa y los lípidos. Activar este gen puede mejorar la sensibilidad a la insulina y reducir los niveles de colesterol y triglicéridos. Nuevamente, el resveratrol actúa aquí como un activador, promoviendo un metabolismo saludable y reduciendo el riesgo de enfermedades metabólicas.

MTHFR: el gobernador de la metilación

MTHFR es fundamental para la metilación, un proceso crucial para el funcionamiento celular y la salud cardiovascular. Un adecuado suministro de ácido fólico, presente en vegetales de hoja verde como la espinaca y el kale, asegura que MTHFR funcione correctamente, protegiendo así contra defectos del tubo neural y enfermedades cardiovasculares.

FOXO: el supervisor de la longevidad

FOXO es un grupo de genes que regula la longevidad, el metabolismo y la resistencia al estrés oxidativo. Activar estos genes puede mejorar la respuesta del cuerpo al estrés y promover la longevidad. Nutrientes como el resveratrol y la restricción calórica pueden activar FOXO.

AMPK: el sensor energético

AMPK es un sensor de energía celular que ayuda a mantener el equilibrio energético. La activación de AMPK mejora la sensibilidad a la insulina, promueve la pérdida de peso y aumenta la longevidad. La actividad física y ciertos compuestos como la metformina y la berberina pueden activar AMPK.

PPAR: el regulador metabólico

Los PPAR son un grupo de genes que regulan el metabolismo de los lípidos y la glucosa. Activar estos genes puede mejorar el perfil lipídico y la sensibilidad a la insulina. Los ácidos grasos omega-3, presentes en el pescado y las nueces, son conocidos por activar PPAR.

IGF-1: el factor de crecimiento

IGF-1 juega un papel en el crecimiento y desarrollo celular. Sin embargo, niveles elevados de IGF-1 se han asociado con un mayor riesgo de cáncer y envejecimiento acelerado. Mantener niveles equilibrados a través de una dieta baja en proteínas animales y moderación en la ingesta de calorías puede ser beneficioso.

HIF-1α: el regulador de la hipoxia

HIF-1α regula la respuesta del cuerpo a la hipoxia (bajo nivel de oxígeno). Este gen ayuda a las células a adaptarse a condiciones de bajo oxígeno, lo cual es crucial para la supervivencia celular en ambientes desfavorables. Compuestos como la quercetina, presente en manzanas y cebollas, pueden influir en la actividad de HIF-1α.

PGC-1α: el coactivador de la biogénesis mitocondrial

PGC-1α es un regulador maestro de la biogénesis mitocondrial y del metabolismo energético. La activación de PGC-1α mejora la función mitocondrial y la capacidad de resistencia. El ejercicio físico y los alimentos ricos en polifenoles, como el té verde, pueden activar PGC-1α.

MTOR: el regulador del crecimiento celular

MTOR es un regulador clave del crecimiento celular, la proliferación y la supervivencia. La activación excesiva de MTOR se ha relacionado con el envejecimiento y enfermedades relacionadas con la edad. La restricción calórica y ciertos compuestos como la rapamicina pueden inhibir MTOR, promoviendo así la longevidad.

NRF1 y NRF2: los factores antioxidantes

NRF1 y NRF2 son cruciales para la regulación de la respuesta antioxidante y la biogénesis mitocondrial. NRF1, en particular, trabaja en conjunto con PGC-1α para promover la salud mitocondrial. Nutrientes como el sulforafano (presente en el brócoli) y el ejercicio físico pueden activar estos genes.

COMT: el regulador de neurotransmisores y estrés

El gen COMT es esencial para la degradación de neurotransmisores como la dopamina, la epinefrina y la norepinefrina, que son vitales para el funcionamiento cerebral y la respuesta al estrés. La actividad de COMT influye en el estado de ánimo, la cognición y la respuesta al estrés. Variaciones en este gen pueden afectar cómo las personas manejan el estrés y su susceptibilidad a ciertos trastornos mentales. Compuestos como la quercetina (presente en manzanas y cebollas) y el magnesio pueden influir en la actividad de COMT.

El poder de la dieta

Alimentos y genes de longevidad. La capacidad de los alimentos para influir en la expresión génica abre un mundo de posibilidades para la prevención y el manejo de enfermedades. No obstante, es esencial contar con el asesoramiento de profesionales de la salud y nutrición. Un enfoque bien informado y personalizado es crucial para garantizar que las decisiones dietéticas apoyen la activación de genes beneficiosos y la inhibición de genes perjudiciales.

Resumen de genes maestros y sus moduladores

  • NrF2: activado por sulforafano (brócoli)
  • TNF-alfa: inhibido por ácidos grasos omega-3 (salmón)
  • CYP: activado por vegetales crucíferos (coles de Bruselas)
  • NFkB: inhibido por resveratrol (uvas)
  • SIRT-1: activado por resveratrol (uvas)
  • MTHFR: activado por ácido fólico (vegetales de hoja verde)
  • FOXO: activado por resveratrol y restricción calórica
  • AMPK: activado por ejercicio físico, metformina y berberina
  • PPAR: activado por ácidos grasos omega-3 (pescado, nueces)
  • IGF-1: regulación mediante dieta baja en proteínas animales
  • HIF-1α: influido por quercetina (manzanas, cebollas)
  • PGC-1α: activado por ejercicio físico, polifenoles (té verde)
  • MTOR: inhibido por restricción calórica, rapamicina
  • NRF1 y NRF2: activados por sulforafano (brócoli), ejercicio físico
  • COMT: influido por quercetina (manzanas, cebollas), magnesio

Conclusión

Conociendo como los alimentos y genes de longevidad se relacionan, es más fácil elegir alimentos que apoyen la activación de genes beneficiosos y la inhibición de genes perjudiciales, puedes tomar el control de tu salud a nivel genético. Incorporar brócoli, salmón, cúrcuma, uvas y vegetales de hoja verde en tu dieta es una estrategia sencilla pero poderosa para promover la salud y prevenir enfermedades. Recuerda, siempre es importante consultar con un profesional para adaptar estas recomendaciones a tus necesidades específicas y asegurar un enfoque equilibrado y seguro hacia una vida más saludable y longeva.

Dra. Carmen Romero