The healthspan is a scientific term that describes the period of time in life in which we live free from serious chronic diseases and impairments. The healthspan is therefore the ability to lead an active and healthy life. In contrast, the life span Lifespan refers to the entire lifespan of an individual from birth to death. Differentiating between healthspan and lifespan is crucial because it allows us to focus not only on how long we live, but also on how well we live. We will give you some background information
Where does the term healthspan come from?
The term "healthspan" was coined to define a research focus that focuses on improving quality of life by maximizing the years of life lived free from disease and impairment. While life expectancy has increased in recent decades, healthspan has not increased at the same rate. This has led to a growing interest in research aimed at extending healthspan to ensure that people not only live longer, but also live healthier lives.
The pioneers in this field
There are countless researchers, doctors and millionaires in this field. We'll show you three of the most famous ones here:
Peter Attia
Peter Attia is a well-known physician and researcher specializing in the intersection of nutritional science, metabolic health, and longevity. Attia is known for his extensive work on optimizing healthspan through diet, exercise, and sleep. In his podcast “The Drive” He regularly provides insights into research into the Healthspan and discusses possible approaches to extending the Healthspan with famous interviewees such as Andrew Huberman.
Bryan johnson
Bryan Johnson, an American entrepreneur, has dedicated himself to an extraordinary project that he “Blueprint” and aims to challenge the aging process. With a team of over 30 medical, scientific, physical therapy and nutritional professionals assisting him daily, Johnson strives to optimize every aspect of his physical existence.
Johnson starts his day at 5:00 a.m. and incorporates workouts up to three times a day into his routine. He follows a strict vegan diet, drinks olive oil daily and supports his goal of rejuvenation by taking of over 100 nutritional supplements per day.
As part of the Blueprint program, Johnson questions and tests every detail of his lifestyle, from diet and sleep patterns to blood work and fitness. By analyzing vast amounts of data, the researchers involved develop a customized plan that is initially tailored specifically to Johnson, with him serving as a test subject in his own experiment. Johnson describes himself as a "professional rejuvenation athlete" and "the most extensively studied person in the world."
David Sinclair
David Sinclair is a professor of genetics at Harvard Medical School. He is one of the leading researchers in the field of aging research and has done groundbreaking work on the role of sirtuins, a family of proteins involved in the aging process and the regulation of healthspan, Sinclair's research has shown how certain genetic and molecular pathways can be manipulated to extend health span and slow aging. His main work revolves around Resveratrol, a secondary plant substance from the red grape, and to NAD metabolism.
The Hallmarks of Aging – a molecular basis for healthspan
Scientists from all over the world are dedicated to researching the molecular mechanisms that lead to visible signs of aging such as wrinkles and declining physical performance in old age. A team led by scientist Carlos López-Otín caused a stir with the publication of an important paper in which they identified nine characteristic features of aging, known as the “Hallmarks of AgingIn 2023, these basic hallmarks were expanded to a total of twelve with the addition of three more to enable a deeper understanding of the complex processes underlying aging.
With the help of the Hallmarks of Aging, we have a molecular explanation for aging and can use this to explain why healthspan differs from lifespan. Problems in the Hallmarks could affect health span.
How can we extend health span?
As our understanding grows, we can answer this question better and better. In the Western world, so-called NCD (non-communicable diseases), i.e. non-communicable diseases such as Diabetes or cardiovascular disease, the number 1 cause of death. The EU estimates that about 80% of all diseases fall into this area.
The good news is that there are some things we can do about it:
Healthy eating
A balanced diet rich in fruits, vegetables, whole grains, healthy fats, e.g. Omega 3, and proteins, can reduce inflammationthat promote cellular health and reduce the risk of chronic diseases. Certain diets, such as the Mediterranean diet, have been linked to longer health spans.
Physical activity
Regular physical activity can reduce the risk of many chronic diseases, including heart disease, type 2 diabetes, cancer and neurodegenerative disorders. exercise supports the maintenance of muscle mass, improves cardiovascular health and has a positive effect on mood.
stress management
Chronic stress can lead to a variety of health problems and shorten health span. Techniques such as meditation, yoga, deep breathing exercises and mindfulness practices can help reduce stress.
Adequate sleep
Good sleep is crucial for cell regeneration and repair and helps maintain cognitive function. It also has a positive effect on metabolic regulation and the immune system.
Moderate alcohol consumption and non-smoking
Smoking and excessive alcohol consumption are known to increase the risk of a variety of diseases and shorten health span.
Calorie restriction and intermittent fasting
Studies have shown that calorie restriction and intermittent fasting can lead to an improvement in health span by improving body composition, reducing inflammation and promoting cell regeneration. In particular, it promotes Autophagy.
Check-ups and preventive medicine
Regular medical examinations and preventive measures can help detect and treat diseases early before they become serious.
Social ties and community
A strong social network and close relationships with family and friends can improve well-being and are associated with longer health spans.
Supplements
Certain nutritional supplements have also been shown to extend health span in animal studies. Research into this is currently in full swing.
Integrating these methods into everyday life can help modulate the mechanisms underlying the hallmarks of aging and thus significantly extend health span.
Conclusion
The health span probably describes what many of us want: a life without restrictions and without the burden of illness. A lot of research is still needed to achieve this goal, but just a little more exercise in everyday life can have a positive effect on the health span.
Sources
Books
- López-Otín, Carlos et al. “Hallmarks of aging: An expanding universe.” Cell vol. 186,2 (2023): 243-278. Link
- Murray, Christopher J L. “The Global Burden of Disease Study at 30 years.” Nature medicine vol. 28,10 (2022): 2019-2026. Link
- Chini, CC, Tarragó, MG, & Chini, EN (2017). NAD and the aging process: Role in life, death and everything in between. Molecular and cellular endocrinology, 455, 62-74. Link
- Zhou, Dan-Dan et al. “Effects and Mechanisms of Resveratrol on Aging and Age-Related Diseases.” Oxidative medicine and cellular longevity vol. 2021 9932218. 11 Jul 2021, Link
- Yang, Jae-Hyun et al. “Loss of epigenetic information as a cause of mammalian aging.” Cell vol. 186,2 (2023): 305-326.e27. Link
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