Dr. Adiv Johnson, Ph.D., Chief Scientific Officer at Tally Health, and Dr. David Sinclair, A.O., Ph.D., Founder of Lifespan ...

An impish, Australian 52-year-old, he runs sister genetics labs at Harvard and the University of New South Wales in Sydney, ...

Universal” biological signatures of aging shared across different mammalian species—including humans—could offer new clues to ...

Harvard-trained longevity doctor David Sinclair suggests nail growth can be a surprising indicator of biological age. A 1979 study found nail growth slows by approximately 0.5% annually after age 25, ...

David Sinclair, 54, says he has cut down his biological age by a decade David Sinclair’s age on paper might be 54, but he doesn’t feel a day over 44. The Harvard genetics professor claims he has ...