A DNA test could help match patients with psychiatric medications, potentially reducing the long and frustrating ...

Biohackers live by the mantra, “Test, don’t guess” — figure out how well your cells and organs are aging, so you know the lifestyle changes to make and the supplements to take for a longer, healthier ...

A new test called CheekAge, based on a quick swab of cells in the mouth, might someday be used to predict how long a person has to live, developers report. The test tracks what are known as ...

A biotechnology company headquartered in Manhattan has developed an “aging” clock that uses information from the cells in your cheeks to predict your biological age. Biological age is the age of your ...