The science behind the smell of fall

Smells and emotions are surprisingly closely connected in the brain.

Learn five fascinating facts about your brain, plus how to slow down brain decline.

Many people with the disease lose their sense of taste or smell. Learn about these and other possible neurological effects.

Loss of smell can be an early sign of infection—even if you have no other symptoms. Learn why, and what to do.

From pheromones to a full night’s rest, here’s a glimpse into the psychology of love and attraction.

Going for regular strolls just might increase your brain size.