Personal Perspective: "Normal" isn’t perfection but a statistical range based on population data. Diagnoses compare ...

Yawning and deep breathing each have different effects on the movement of fluids in the brain, and each of us may have a ...

This moment of revelation is common to many people who don’t form mental images. They report that they might never have thought about this aspect of their inner life if not for a chance conversation, ...

For years, scientists have known that the aging brain tends to shrink, but they have struggled to explain why some people suddenly start forgetting names, appointments, or why they walked into a room.