Harvard researcher Dr. David Sinclair has found himself at the center of controversy within the longevity community. Sinclair has been a poster child of the longevity movement for years.

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.

In fact, because of what you'll discover today, Dr. David Sinclair of Harvard's Genetics Department has announced that: His colleagues at Harvard, MIT, Penn, Scripps, and Johns Hopkins have helped ...