Human brains are getting bigger. Researchers hypothesize that might be good news for dementia risk.

Living in poorer neighborhoods is linked to higher risk of dementia and faster brain aging, according to new research.

New research suggests that constant stress triggered by clumping proteins kills brain cells rather than the clumps themselves.

Researchers have taken a step closer to being able to diagnose chronic traumatic encephalopathy in living patients, rather than after death.

"These findings add to the mounting evidence that sleep is a prime pillar of brain health."

The discovery of a new function for a common protein in the brain holds promise for the treatment of memory loss and PTSD.

More staffing won't be enough to ease disparities at nursing homes with residents with dementia, researchers report.

Bariatric surgery may slow cognitive decline for people with obesity, a new study shows.

New research adds to a growing evidence that sports that involve repeated blows to the head may lead to dementia.

Smoking shrinks the size of your brain. Quitting smoking prevents further loss of tissue, but can't restore the brain to its original size.