Alzheimer's

Photographer Lori Grinker struggled to get along with her mother all of her life. When she moved in with her to help with her failing health, old wounds melted away.

In a large study, the experimental Alzheimer's drug lecanemab reduced the rate of cognitive decline by 27 percent in people in the early stages of the disease.

Researchers are launching a make-or-break study to test the conventional wisdom about what causes Alzheimer's disease.

For some people, a rare genetic mutation makes dementia inescapable. Three sisters have decided to confront fate with a genetic test and have joined a research project on possible treatments.

Mild cognitive impairment, a common brain condition, can be an early sign of Alzheimer's disease. But most people don't know the symptoms. And some may mistake it for normal aging.

Arts therapies appear to ease brain disorders from Parkinson's to PTSD. Now, artists and scientists have launched an effort to understand how these treatments change the brain.

Microglia are amoeba-like cells that scour the brain for injuries and invaders. But sometimes the usually helpful cells go into overdrive and damage the brain, researchers say.

Aduhelm is the first treatment approved in the country to slow cognitive decline in those living with Alzheimer's. Doctors have refused to prescribe it, given the lack of data and evidence behind it.