If you’re wondering how long you’ll live, the answer could be right at your fingertips. According to Dr. David Sinclair, a professor of genetics at Harvard Medical School, your nails are ...

Nail health can be affected as the rate at which your nails grow changes as time passes. Stern has noted a major difference in how fast your nails grow by the age of 40, saying that when nails ...

I do pay attention to whether my nails are slowing down in their growth or not,' he said. 'Every time I have to cut my nails, I'm thinking, how long ago did I cut my nails?'. Age is thought to ...