Speaking on his podcast Lifespan, Dr Sinclair said: 'The rate of your nail growth is a really good indicator of how you're ageing or not ageing.' He referenced a study from 1979 in which ...

Dr David Sinclair, a genetics professor at Harvard Medical School, revealed that fingernail growth could indicate whether your body is ageing slower or faster than your number of birthdays.

The speed of fingernail growth can indicate how quickly or slowly a person is aging, with faster growth suggesting better biological health. Factors like nutrition, circulation, and hormone levels ...

Dr. David Sinclair, a professor at Harvard Medical School, shared on his podcast Lifespan that the speed of one's nail growth may signal whether one is aging at a pace slower or faster than their ...

Every item on this page was chosen by an ELLE editor. We may earn commission on some of the items you choose to buy. Growing out your nails is no easy feat, especially if genetics aren’t on your ...