Listado de la etiqueta: anti-ageing

Longevity: Why do we age?

Longevity: Why do we age?

Longevity: Why do we age? This is a key question in the field of anti-ageing medicine. Longevity is the term that describes the process of extending life and improving the quality of years lived. Understanding why we age is essential for those who seek not only to live longer, but also to enjoy a fuller life at every stage.

Main theories of ageing

Throughout history, various theories have emerged to explain why we age. From free radical damage to telomere shortening, each theory shows us one aspect of ageing. However, we now know that ageing is the result of factors that affect longevity. David Sinclair, one of the world’s leading researchers in longevity, argues that, beyond the inevitable, ageing can be slowed by intervening in these factors.

The 12 key factors of ageing: Why do we age?

Today, scientists recognise 12 factors that explain why we age and affect longevity. These factors, known as hallmarks, are grouped into three categories: Primary, Antagonistic and Integrative. Understanding them is essential to any strategy to extend longevity.

The 12 Hallmarks of Ageing

Categories of ageing: Primary, Antagonists and Integrators

Each category groups together factors that contribute to ageing and ultimately provide an answer to why we age:

  • Primary: Primary causes of ageing, such as genetic damage and telomere instability, are the starting points.
  • Antagonists: Body responses that attempt to compensate for damage, such as chronic inflammation, but which, over time, end up accelerating ageing.
  • Integrators: These represent cumulative changes in the body, such as stem cell depletion, that consolidate loss of function and affect longevity.

Factors of ageing that affect longevity

  1. Genomic instability: DNA damage is one of the main reasons why we age. Factors such as radiation and chemicals increase mutations in DNA, which accelerates ageing.
  2. Telomeric attrition: Telomeres protect chromosomes, but shorten with each cell division, limiting regenerative capacity and affecting longevity.
  3. Epigenetic alterations: Diet, stress and environmental factors alter gene expression. These factors can be modified to improve longevity.
  4. Loss of Proteostasis: With age, protein regulation deteriorates, allowing the accumulation of damaged proteins and accelerating ageing.

Factors antagonistic to ageing

  1. Dysregulation of the Nutrient Sensing System: Over time, the body down-regulates nutrients, affecting energy and promoting insulin resistance.
  2. Mitochondrial dysfunction: Mitochondria produce cellular energy, but their function declines with age. Maintaining their function is key to longevity.
  3. Cellular senescence: Damaged cells should be eliminated, but when this fails, senescent cells accumulate and release inflammatory molecules.
  4. Chronic Inflammation: Chronic inflammation damages tissues and increases the risk of age-related diseases, thus impacting longevity.

Mainstreaming factors in ageing

  1. Gut microbiota imbalance: The gut microbiota is essential for health. A balanced microbiome protects against premature ageing and promotes longevity.
  2. Impaired Intercellular Communication: Communication between cells deteriorates, impacting health and accelerating ageing.
  3. Stem cell depletion: Stem cells regenerate tissues, but their capacity diminishes, affecting vital organs and systems.
  4. Reduction of Macroautophagy: Autophagy eliminates damaged cellular components, but its efficiency decreases with age, favouring cellular deterioration.

David Sinclair

Longevity strategies according to David Sinclair

David Sinclair, Professor of Genetics at Harvard, proposes strategies to intervene in the factors of ageing. Key strategies to promote longevity include:

  • Increasing NAD+: Supplements such as NMN increase NAD+, which is essential for cell repair.
  • Calorie restriction and intermittent fasting: Both practices activate longevity genes and improve insulin sensitivity.
  • Exercise and exposure to controlled physical stress: Exercise, cold therapy and heat therapy strengthen cells and improve resilience.
  • Optimise gut microbiota: A diet rich in fibre, prebiotics and probiotics improves the microbiome and reduces inflammation.

Lifestyle and longevity

In addition, healthy habits are essential to improve longevity. A balanced diet, regular exercise, stress management and rest are pillars that protect the body and prolong a healthy life.

Mental and emotional well-being

Mental health is also key to longevity. Practising mindfulness, maintaining positive relationships and finding purpose contribute to healthy ageing.

Personalised medicine and longevity: the future of healthcare

Personalised medicine allows longevity strategies to be tailored to the individual. Thus, with advances in genetics and personalised health programmes, it is increasingly possible to slow down ageing.

The future of longevity

Ultimately, as science advances, from gene therapies to artificial intelligence, more and more people will be able to live longer and better lives. Why do we age? This is a question that continues to guide science in the quest for a full and healthy life.


Want to find out more about how to prolong your life and improve your long-term health? Visit our website for detailed guides, expert advice and personalised longevity strategies. Take the first step towards a fuller, healthier life.

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Keys to get your energy back

Introduction

Keys to regaining your energy. Maintaining high energy levels and general well-being is essential for a long and healthy life. However, chronic fatigue and low energy levels are common problems that affect many people, especially with the pace of modern life. In his book Eat for Energy: How to Beat Fatigue, Supercharge Your Mitochondria, and Unlock All-Day Energy, Ari Whitten explores how nutrition, lifestyle habits, and mitochondrial care can help combat fatigue and improve cellular health.

Keys to get your energy back

A new understanding of mitochondria

Traditionally, mitochondria have been understood primarily as the powerhouses of the cell, responsible for converting food into energy in the form of ATP. However, recent research led by Dr Robert Naviaux, a mitochondria expert at the University of California, San Diego, has revealed that mitochondria play much more complex and crucial roles. According to Naviaux, mitochondria not only produce energy, but also act as environmental sensors and cellular guardians.

Mitochondria: much more than energy producers

Mitochondria function as ‘sentinels’ within cells, constantly monitoring the environment for threats such as infection, toxins, oxidative stress, inflammation and metabolic imbalances. This surveillance role means that mitochondria can adjust cell function in response to danger signals, prioritising defence and repair over energy production when they detect threats. This defence response is known as the cell danger response (CDR).

CDR is an evolutionarily conserved mechanism that protects the integrity of the cell and the organism. When mitochondria detect a threat, they activate metabolic and biochemical responses designed to protect the cell. During this process, mitochondria may decrease energy production to redirect resources towards cellular defence and repair. Although vital for short-term survival, chronic activation of the CDR can lead to mitochondrial dysfunction and be linked to chronic diseases such as chronic fatigue syndrome, autoimmune diseases, and neurodegenerative disorders.

Mitochondria, our cellular powerhouses

 

How much stress can your body handle?

The human body is exposed to a variety of stressors, both physical and emotional, that directly impact our mitochondria. These small cellular structures respond to stress by reducing energy production to focus on defence and repair. However, the capacity for stress tolerance varies from person to person. Factors such as genetics, health status and lifestyle habits play a crucial role in this capacity.

Oxidative stress, inflammation and poor diet are common triggers that mitochondria interpret as threats. When mitochondria are in a constant state of alert due to these factors, they can remain in a prolonged state of defence, which compromises energy production and leads to fatigue. Managing these stressors through a balanced diet, good quality sleep and stress reduction techniques is key to keeping the mitochondria in energy-producing mode.

The role of mitochondria in apoptosis and programmed cell death

Mitochondria also play a crucial role in regulating apoptosis, or programmed cell death, a process necessary to eliminate damaged, infected or dysfunctional immune cells. By releasing pro-apoptotic factors such as cytochrome c, mitochondria can initiate signalling cascades that lead to apoptosis, helping to maintain immune system homeostasis and prevent the proliferation of abnormal cells.

Optimising circadian rhythms to enhance energy

Maintaining a well-synchronised circadian rhythm is essential for high energy levels. This internal biological clock regulates sleep-wake cycles and is influenced by factors such as exposure to light and eating habits. To optimise your circadian rhythm:

  1. Establish regular sleep schedules: go to bed and wake up at the same time every day to regulate your internal clock.
  2. Expose yourself to sunlight in the morning: natural light helps synchronise your biological clock and increases melatonin production in the mitochondria, protecting them from oxidative stress.
  3. Reduce exposure to artificial light at night: limit the use of screens and bright lights before bedtime to improve sleep quality. Wearing glasses with blue light filters helps when using these devices.
  4. Implement time-restricted eating (TRE): Limit your meals to a six- to ten-hour window during the day to synchronise the body’s peripheral clocks with the brain’s central clock, thus optimising energy metabolism.

Sunlight

The importance of exposure to sunlight and infrared light

Exposure to sunlight is essential not only for vitamin D production, but also for many other energy and health-related functions. Approximately 95% of the body’s melatonin is produced in the mitochondria in response to sunlight, particularly near-infrared light, which acts as a potent antioxidant protecting the mitochondria from damage.

In addition, red and infrared light stimulate ATP production in mitochondria and promote their growth and strengthening. These wavelengths also trigger the production of reactive oxygen species at controlled levels, which act as signals to strengthen mitochondria and improve their efficiency. Infrared light can also activate growth factors in tissues, aiding in muscle regeneration, thyroid health and collagen production in the skin.

Exercise and mitochondrial health

Physical exercise is a powerful tool for optimising mitochondrial function and thereby increasing your energy levels. Mitochondria respond particularly well to certain types of exercise, especially high-intensity training and endurance training:

  • High-intensity interval training (HIIT): This type of exercise involves short periods of intense activity alternating with periods of rest or light activity. HIIT has been shown to be effective in increasing mitochondrial biogenesis, i.e. the production of new mitochondria, which improves the cells’ ability to produce energy. In addition, this type of training improves mitochondrial efficiency and helps reduce oxidative stress.
  • Resistance training: Exercises such as lifting weights or using resistance bands not only increase muscle strength, but also improve mitochondrial function by stimulating the production of more mitochondria and promoting cell repair. These exercises help mitochondria become more efficient at producing energy, which translates into greater endurance and less fatigue.
  • Moderate aerobic exercise: Activities such as walking, running, swimming or cycling are also beneficial for mitochondria. Aerobic exercise improves the body’s ability to use oxygen, which is crucial for mitochondrial energy production. It also promotes mitochondrial adaptation, making these ‘power plants’ more resilient and efficient.

Incorporating a combination of these types of exercise into your weekly routine can provide a significant boost to mitochondrial health, helping to combat fatigue and improve your cells’ energy capacity. Remember to start gradually and adjust the intensity according to your fitness level to avoid overtraining, which can have the opposite of the desired effect.  

Mitochondria, our cellular power stations

Benefits of methylene blue on mitochondrial health

Methylene blue is another interesting tool for mitochondrial health. Known primarily as a component of drugs such as hydroxychloroquine, it also has anti-ageing and neuroprotective effects when applied topically. Methylene blue protects mitochondria and can improve brain function and energy levels.

In addition, it contains important copper enzymes, such as ceruloplasmin, which act as copper stores in the body. Copper is essential for energy production in the mitochondria, and methylene blue can enhance copper function and reduce oxidation, thus optimising cellular energy efficiency.

Nutritional strategies to increase energy

To maintain high and constant energy levels, it is essential:

  1. Reduce your intake of Linoleic Acid (LA): This omega-6 fatty acid, common in processed foods, contributes to inflammation and insulin resistance. Opt for healthy fats such as olive oil, avocado and nuts.
  2. Opt for whole foods: minimise processed foods and choose a diet rich in fruits, vegetables, lean proteins and whole grains. This not only improves energy levels, but also supports gut and metabolic health.
  3. Synchronise eating with the circadian rhythm: Consuming most calories early in the day can improve energy levels by stimulating neurotransmitters and hormones that are in sync with the circadian rhythm.
  4. Consider superfoods and supplements: Including superfoods such as berries, turmeric, ginger, and specific supplements (such as magnesium and vitamin D) can optimise mitochondrial function and combat fatigue.

Bioenergetic balanced diet

Conclusion

In a longevity and anti-ageing plan, it is essential to consider your mitochondrial health to optimise your energy levels. Mitochondrial care is not only about fighting fatigue, but also about improving quality of life and longevity. Adopting a holistic approach that combines exposure to sunlight, regular exercise, a bioenergetically balanced diet, and synchronisation with your circadian rhythm can help you stay energised and healthy throughout your years. By focusing on mitochondrial health, you will not only increase your daily energy, but you will also be promoting a more active and healthy life.

If you have been feeling tired and lacking energy for some time, do not hesitate to ask for a free orientation appointment on Whastapp 669 979 939, your health and quality of life will thank you for it.