It’s not how long you sleep—but how well—that may determine your brain health, according to new scientific findings.

A new pooled analysis led by UCSF researchers suggests that how your brain looks during sleep, its so‑called brain age, may help predict who goes on to develop dementia. In roughly 7,100 U.S. adults ...

A machine-learning analysis of brain waves recorded during sleep may help identify people at high risk of developing dementia, according to a study led by UC San Francisco and Beth Israel Deaconess ...

A major study by smart ring and CGM maker Ultrahuman highlights patterns between when you go to sleep and elevated blood ...

A European clinical trial found that the drug sulthiame significantly reduced breathing interruptions in people with moderate to severe sleep apnea. Patients taking higher doses experienced up to 47% ...

A large observational study suggests that around seven hours of nightly sleep is associated with lower insulin resistance, ...

Dr. Brian Rotenberg isn’t keeping his lips sealed about this trendy bedtime hack. “The general concept of mouth taping, from a scientific and biological perspective, doesn’t make a lot of sense,” the ...

What is a sleep study? A sleep study, also known as a polysomnogram, is a diagnostic test that monitors various body functions while a person is asleep. It is most commonly used to diagnose sleep ...

It might be worth working a little bit harder to get that much-desired, but often elusive, good night's sleep. Deep sleep clears the mind of waste just as a "dishwasher" cleans dirty plates and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Alzheimer’s disease is a devastating condition that impacts millions of families around the world. But ...

Melatonin supplements are a common solution for people who may struggle with insomnia. Taking magnesium supplements may help melatonin work more effectively.