As emotions rise and fall in everyday life, your brain keeps up, constantly adjusting. These transitions between feelings—like joy, sadness, or fear—aren’t just random reactions. They’re part of a ...

Parkinson's disease does more than cause tremor and trouble walking. It can also affect sleep, smell, digestion and even thinking. That may be because the disease disrupts communication in a brain ...

Scientists have found a key brain network that’s disrupted by Parkinson’s disease, according to a study published today in ...

CNN — Many of the ideas and metaphors in popular culture about how the human brain works don't stand up to scrutiny. That's a prevailing theme in Lisa Feldman Barrett's new book "Seven and a Half ...

Recent work has revealed some of the many crucial functions of astrocytes, brain cells that were once thought to play primarily supportive roles for neurons. Astrocytes do handle debris around neurons ...

One of the biggest barriers to diagnoses of brain disorders is that symptoms — particularly those of apathy — can be mistaken ...

Your brain’s habit of replaying the same song on a loop is not a glitch so much as a side effect of how memory, reward and attention are wired. The same circuitry that helps you recognize a friend’s ...

When you're in deep sleep, your mind can paint vivid scenes like being chased by fictional serial killer Michael Myers or unexpectedly bumping into your ex — but why? "I can say with certainty that ...