Training your body means more than just striving for an aesthetic ideal. It is a prerequisite for something much more important (and no less desirable): a longer life in good health. Mental health in particular.
The real secret to longevity is increasing muscle mass
A toned, strong body seems to be the new modern standard of beauty. The fascination with expressive muscles is partly due to image culture and the influence of social media, but it also has a scientific basis. After all, increasing muscle mass is not just a matter of appearance. According to medical science, it is also a prerequisite for something much more important: a longer life and better physical and mental health.
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Muscles are the organ of longevity
What happens after 30 years?
“Muscle is the organ of longevity,” says Dr. Mark Hyman, an American physician and author, founder and director of UltraWellness in Lenox, Massachusetts. “As we age, the body naturally loses strength and tone. Starting around the age of 30. And after 40, this process accelerates markedly – muscle mass gradually decreases. This phenomenon is known as sarcopenia. On average, we lose 0.3 to 0.8% of muscle each year, and strength decreases by 1 to 3% per year. If we do not pay attention to this, it affects mobility, daily energy and overall health. Maintaining muscle mass and strength, and even better – increasing them, is necessary to stay young longer.”
What are muscles for — besides movement?
According to gerontologist and physiologist Christophe de Jeger, author of Médecine de la longévité: une révolution! , the more than 600 muscles in our body are not just mechanisms for movement. They are full-fledged endocrine organs, part of the physiological system, and true metabolic stations.
Muscles absorb glucose and regulate blood sugar levels, maintain bone density, store amino acids, and secrete myokines—molecules that interact with the entire body, reduce inflammation, prevent chronic disease, and maintain hormonal balance.
+10 years of cognitive health
The role of muscles even extends to brain health. A study published in 2023 in the journal GeroScience found that just two strength training sessions a week can significantly slow age-related cognitive decline and help keep your brain functioning for up to ten years longer. In other words, taking care of your muscles means protecting not only your body, but also your mind and emotional balance.
Tangible and measurable benefits
According to a study published in the American Journal of Medicine , people with greater muscle strength have a life expectancy that is 31% higher than those with weaker muscles.
Why building muscle mass extends your life
Muscles are not just the engine of movement. They perform several other key functions.
1. Supports metabolism and sugar control
Muscle is the main consumer of glucose. The more muscle mass, the more effectively the body controls blood sugar levels, improves insulin sensitivity and reduces the risk of type 2 diabetes. In addition, muscle burns more calories than fat tissue, even at rest.
2. Protects against disease and cognitive decline
During muscle contraction, hundreds of myokines are released, which: reduce systemic inflammation associated with cancer and cardiovascular diseases; protect the brain by stimulating the BDNF factor, which promotes the formation of new neurons; strengthen the immune system, making the body more resistant to infections.
3. Protects against brittleness and falls
As we age, we naturally lose muscle mass. Maintaining muscle strength supports joints and bones, reducing the risk of osteoporosis and fractures. Good physical fitness is one of the main conditions for autonomy in old age.
4. Serves as a reserve in critical moments
During a serious illness or after surgery, the body uses muscle protein as a source of amino acids to repair tissues and support the immune system. People with more muscle mass have an easier time recovering.
How to build muscle for the long term: three basic rules
Muscles are not just aesthetics, they are a real storehouse of health, strength and vitality. By training them, we actively counteract aging. Dr. Mark Hyman advises: “Lift weights, use elastic bands, do resistance exercises. Ideally, train two or three times a week.”
According to trainer Megan Rope, founder of The Sculpt Society, a strong and harmonious body is built on three principles.
Regularity above all else
Short but consistent workouts are much more effective than grueling but infrequent workouts. It is consistency that gives stable results.
Quality of movement and the connection between body and mind
It's not just the number of repetitions that matters, but also the accuracy of execution, movement control, and muscle sensation. This increases the effectiveness of your training and reduces the risk of injury.
Recovery and nutrition are part of training
Rest, sleep, and adequate protein intake are just as important as the physical activity itself. It is during recovery that muscles strengthen and grow.
Based on material from: Vogue.it