A new study finds that sleep timing is linked to dementia risk, as people with weak circadian rhythms face a 2.5 times higher ...

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

Everyday Health’s team of board-certified physicians and health professionals contribute to the creation and review of content, ensuring that the information is useful, up to date, and accurate. Chung ...

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

“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.

Researchers have found that circadian rhythm disruption (CRD) is a common factor among mental health conditions including anxiety, autism, and schizophrenia. The corresponding study was published in ...

You just can’t seem to get to bed before 2 a.m. Or maybe the opposite happens: You wake up at 3 a.m., ready to start your day. Then again, it could be shift work that’s keeping you up at night and ...

Circadian rhythm sleep-wake disorders are a group of conditions in which the timing of an individual’s sleep is disrupted. Circadian rhythms are often referred to as the body’s internal clock or our ...

If your mental health has been declining, your sleep-wake cycle may be to blame, according to a new review of literature. Taylor Leamey wrote about all things wellness for CNET, specializing in mental ...

What makes someone a "morning lark" or a "night owl?" Why does jet lag hit us so hard, and why do some people struggle each winter with seasonal affective disorder? Clues to these puzzles may lie in a ...