A study exploring the mechanisms behind why cognitive performance improves in response to exercise, has found that dopamine plays a key role. A study exploring the mechanisms behind why cognitive ...

Your lower esophageal sphincter (LES) is a muscular ring that connects your esophagus with your stomach. It relaxes to let food pass through but otherwise stays closed to prevent stomach acid from ...

Exercise-induced hypertension, also called hypertensive response to exercise (HRE), is a condition in which your blood pressure spikes dramatically during physical activity. It’s unclear how rare this ...

This story is adapted from Life Kit's Guide to Building Strength, a five-day email series. Sign up for the special newsletter here. There are innumerable ways to shape a workout routine for building ...

Functional fitness builds strength for everyday tasks like standing up, lifting, and reaching overhead. This can lower injury risk and improve quality of life. Strength training is functional in many ...