And those who experienced peak activity later in the afternoon — from 2:15 p.m. onward — had a 45% higher risk of dementia ...

A study in the American Academy of Neurology found people who have a weak circadian rhythm are more at risk of dementia. That ...

Inside a Vogue Writer’s quest to conquer her circadian rhythm, all while tracking her progress with an Oura ring.

Circadian rhythms that are weaker and more fragmented are linked to an increased risk of dementia, according to a new study ...

Your daily rhythm may matter more for brain health than previously thought. Older adults with weaker, more disrupted activity ...

“Changes in circadian rhythms happen with aging, and evidence suggests that circadian rhythm disturbances may be a risk factor for neurodegenerative diseases like dementia,” said Dr. Wang.

Weaker and more fragmented circadian rhythms in older adults were associated with elevated dementia risk, prospective data ...

Sleep used to be something people trusted their bodies to handle on their own. You went to bed, turned off the light, and hoped for the best. Somewhere along the way, that simplicity disappeared.

No matter how much they drank, coffee drinkers who enjoyed their java at this time of day got the most out of coffee's health benefits, a new study found.

Setting an alarm to go off an hour before your bedtime every night can remind you that it’s time to start getting ready for ...

Scientists have discovered that breast cancer can disturb the brain’s daily stress hormone rhythms early in disease ...

A new study adds to the research that night-shift work can be deadly, increasing breast cancer risk and speeding it's spread, ...