Genetics

New measure of biological age can predict health risks

People age in different ways. Biological age is a metric that scientists use to predict health risks, the relevance of which can be enhanced by combining different markers. Particularly important markers are frailty and the ...

Medical research

Identification of a key protein linked to ageing

Ageing is a dramatic public health issue in the face of the current demographic changes: the proportion of 60 and over in the world's population will almost double by 2050. In this context, a new discovery has just broadened ...

Genetics

The man who is aging too fast

Nobuaki Nagashima was in his mid-20s when he began to feel like his body was breaking down. He was based in Hokkaido, the northernmost prefecture of Japan, where for 12 years he had been a member of the military, vigorously ...

Genetics

Long-term low-calorie diet prevents age-related molecular changes

Scientists from Russia and the United States have looked at how the gene methylation process changes its behavior with age and how the amount of calories consumed affects these molecular changes. They found that the age-related ...

Medical research

Cellular reprogramming reverses signs of aging

Graying hair, crow's feet, an injury that's taking longer to heal than when we were 20—faced with the unmistakable signs of aging, most of us have had a least one fantasy of turning back time. Now, scientists at the Salk ...

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