It's healthy to know your numbers. Learn about resting and maximum heart rates, exercise targets, and when to consult a doctor about heartbeat irregularities.

In a stunning breakthrough, researchers have identified 10 specific blood “markers” that separate centenarians from those who ...

HbA1c, a measure of average blood sugar, reveals diabetes risk and potential complications. High levels signal prolonged high sugar, stressing organs and increasing risks of heart, kidney, and nerve ...

Shares in Agios Pharmaceuticals ( AGIO 49.98%) crashed by 50% by noontime today. The move comes as the market digests a mixed ...

Milliseconds of variability, now detected by fitness watches, can improve well-being Earlier this year I got an Oura ring to ...