LONGEVITY: The Science of Aging and How to Turn On Your Longevity Genes to Live Longer
Rajsree Nambudripad, MD・25 minutes read
Human life expectancy has increased significantly since 1950, with the average in the US now at 79 years. Various factors such as genetics, diet, exercise, and stress impact longevity and aging processes, with proactive health approaches recommended to manage symptoms and monitor key lab biomarkers for optimal health.
Insights
- Human life expectancy has increased significantly since 1950, with the average in the United States now at 79 years, highlighting the importance of health span, the disease-free portion of life crucial for longevity.
- Various factors such as genetics, diet, exercise, stress, and exposure to toxins significantly influence longevity, while biological aging involves complex processes like genomic instability, telomere shortening, and mitochondrial dysfunction, emphasizing the multifaceted nature of aging and the importance of proactive health approaches.
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Recent questions
What are some key factors influencing longevity?
Genetics, diet, exercise, stress, sleep, toxins, and relationships all play a role in determining how long a person lives. Genetics can predispose individuals to certain health conditions, while a healthy diet and regular exercise can promote overall well-being and longevity. Managing stress levels and getting adequate sleep are also crucial for maintaining health. Avoiding exposure to toxins and maintaining positive relationships can contribute to a longer, healthier life.
How does aging affect the human body?
Aging affects all living beings and leads to inevitable mortality. Signs of aging can manifest in various ways, such as fatigue, gray hair, wrinkles, aches, and hearing loss. On a cellular level, aging involves genomic instability, telomere shortening, muscle loss, and mitochondrial dysfunction. These changes can impact overall health and increase the risk of age-related diseases.
What are some proactive health approaches for longevity?
Proactive health approaches for longevity involve early symptom management and regular lab tests every 3-6 months. Monitoring key lab biomarkers like vitamin D, glucose, insulin, C-reactive protein, and homocysteine can provide valuable insights into overall health and potential risk factors for age-related diseases. By staying proactive and addressing health issues early on, individuals can improve their chances of living a longer, healthier life.
How can diet impact the aging process?
Diets high in fast foods and processed foods can expose individuals to harmful substances like sugar, trans fat, and preservatives, which can accelerate the aging process. Consuming refined sugar can lead to the formation of advanced glycation end products, promoting various diseases. In contrast, following a plant-based diet, as seen in blue zones where people live the longest, can support overall health and longevity.
What role does chronic inflammation play in aging?
Chronic inflammation can stem from various sources, such as disrupted gut microbiome, gut inflammation, poor oral hygiene, exposure to toxins like cigarette smoke, obesity, chronic stress, and refined sugar consumption. Inflammation can accelerate the aging process and increase the risk of age-related diseases. Managing inflammation through a healthy lifestyle, including proper diet, exercise, and stress management, is crucial for promoting longevity and overall well-being.
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