What Your Fingernails Might Reveal About Your Health

What Your Fingernails Might Reveal About Your Health

Your fingernails aren’t just there for manicures and nail art — they may actually offer surprising clues about your overall health and even your biological age.

According to David Sinclair, a professor of genetics at Harvard Medical School, the rate at which your fingernails grow could reflect how quickly your body is aging on a cellular level.

Let’s break down what that means — and what you should watch for.