The latter, also known as the epigenetic clock theory, has been widely used by scientists as a consistent, quantitative measure of biological aging. However, the new research suggests that the ...

Their results were published in Aging Cell. In recent years, researchers created several epigenetic clocks -- tools that compare a person's biological age to their chronological age. As these ...

The androgen clock is rewriting the science of aging, offering a precise way to measure hormone exposure and its profound effects on health, longevity, and biology.

Frequently conflated, slowing aging and extending length of life are not the same thing, a mouse study shows. This article was produced in partnership with the author by Scientific American Custom ...