According to Dr. David Sinclair, a professor of genetics at Harvard Medical School, your nails are actually a clear sign of your biological age. And unfortunately, getting more frequent manicures w… ...

Harvard researcher Dr. David Sinclair is facing backlash in the longevity community. Critics argue that he took claims about "reverse aging" too far, The Wall Street Journal reported.

In 2021, the year I turned 41, I started writing for a biomedical sciences company that manufactured an NMN supplement. NMN, ...