Can Science Help Us Live Longer Without Extreme Diets?
For many years, scientists have known that eating less can help some animals live longer. This idea, called dietary restriction, was first shown in laboratory rats almost a century ago. Since then, similar effects have been observed in different animals. But for humans, a lifelong strict diet is difficult, unpleasant, and, if taken too far, potentially harmful. That is why researchers are studying drugs that may imitate the biological effects of eating less. Two of the most discussed candidates are rapamycin and metformin. Rapamycin was discovered in bacteria from Easter Island soil and is already used in medicine to prevent organ transplant rejection. It affects a key cellular pathway that helps the body sense when nutrients are available. Metformin, widely used to treat type 2 diabetes, also influences how the body manages energy and blood sugar. In a large analysis of many studies, scientists compared three approaches: dietary restriction, rapamycin, and metformin. The results showed that eating less remains the most reliable way to extend lifespan in animals. Rapamycin came close, showing strong and consistent promise. Metformin, however, did not show a clear life-extending effect. These findings make rapamycin an exciting area of ageing research. Ageing itself is not usually called a disease, but it increases the risk of many diseases, including cancer, dementia, and heart problems. If scientists can slow some ageing processes safely, people may live healthier for longer. However, rapamycin is not ready to be used as an anti-ageing drug for the general public. It can affect the immune system and reproduction, and most research has been done in animals, especially mice and rats. Human studies are still at an early stage. For now, the message is clear: rapamycin is promising, but not a magic pill. The real goal is to develop safe treatments that support longer, healthier lives without sacrificing quality of life. You.Ru - создаем невозможное
For many years, scientists have known that eating less can help some animals live longer. This idea, called dietary restriction, was first shown in laboratory rats almost a century ago. Since then, similar effects have been observed in different animals. But for humans, a lifelong strict diet is difficult, unpleasant, and, if taken too far, potentially harmful. That is why researchers are studying drugs that may imitate the biological effects of eating less. Two of the most discussed candidates are rapamycin and metformin. Rapamycin was discovered in bacteria from Easter Island soil and is already used in medicine to prevent organ transplant rejection. It affects a key cellular pathway that helps the body sense when nutrients are available. Metformin, widely used to treat type 2 diabetes, also influences how the body manages energy and blood sugar. In a large analysis of many studies, scientists compared three approaches: dietary restriction, rapamycin, and metformin. The results showed that eating less remains the most reliable way to extend lifespan in animals. Rapamycin came close, showing strong and consistent promise. Metformin, however, did not show a clear life-extending effect. These findings make rapamycin an exciting area of ageing research. Ageing itself is not usually called a disease, but it increases the risk of many diseases, including cancer, dementia, and heart problems. If scientists can slow some ageing processes safely, people may live healthier for longer. However, rapamycin is not ready to be used as an anti-ageing drug for the general public. It can affect the immune system and reproduction, and most research has been done in animals, especially mice and rats. Human studies are still at an early stage. For now, the message is clear: rapamycin is promising, but not a magic pill. The real goal is to develop safe treatments that support longer, healthier lives without sacrificing quality of life. You.Ru - создаем невозможное