Health Mar 31

Drawn human head with brain and speech bubble
What is aphasia? An expert explains

Actor Bruce Willis is leaving his career in acting after being diagnosed with aphasia. Here's what you need to know about how it impairs communication and how some forms of the condition can be treated.

Health May 26

Researchers use brain scans to hunt for Alzheimer’s cause

Now researchers are adding tau brain scans to an ambitious study that's testing if an experimental drug might help healthy but at-risk people stave off Alzheimer's. Whether that medication works or not, it's the first drug study where scientists can…