We ask experts about the difference between biological age and chronological age. Plus, do anti-aging hacks work?

Often, these guesses are pretty accurate, and researchers are attempting to replicate that internal age calculator to figure out how old people are—not chronologically, but biologically. In a new ...

Decoding Biological Age and Chronological Age. By examining nearly 3,000 plasma proteins from over 45,000 people, researchers identified 204 key proteins that may predict chronological age.