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

I'm watching my sleep score go up and up ...

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 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 ...

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 ...

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

A large observational study suggests that around seven hours of nightly sleep is associated with lower insulin resistance, while too little or too much sleep may worsen metabolic health.

Sleep expert reveals which doctor and TikTok-approved sleep hacks actually work ...