Often dismissed as stress or dehydration, fainting can be the heart's first warning sign. Cardiologists caution that ...

The chin is one of our most familiar features, yet scientists still debate why we evolved it. Here’s a breakdown of what we ...

We all find ourselves getting upset by people and events, and might overreact. But we can learn to recognize our own story in ...

Fainting, or syncope, is often dismissed as harmless, but doctors warn it can be an early sign of heart failure. It occurs ...

Rest resistance isn't the opposite of laziness; it's a counterproductive psychological pattern that traps high achievers in a ...

Research shows that delaying important tasks is often driven by how the brain processes stress and threat—not by poor time ...

Neuroscientists are tracking the brain activity that underlies a cognitive breakthrough and unraveling how it might boost ...

In subzero winds, hypothermia announces itself in small, easy-to-miss ways. Here’s what one Nat Geo Explorer does to combat it in some of the coldest places on Earth.

Déjà vu is a false feeling of familiarity with a new experience. Learn about this common phenomenon and the processes behind it.