If you’re in your 30s, 40s or 50s, dementia might feel like a distant concern, something you associate with advanced age. However, emerging research suggests that a common chronic condition, type 2 ...

Elevated dementia risks among older adults were associated with weaker and more fragmented circadian rest-activity rhythms ...

"What is good for the heart is good for the brain," one researcher says.

Doctors break it all down.

Inside the body, a 24-hour rhythm, known as the circadian rhythm, quietly coordinates when we sleep, wake, eat, and recover.