Atrial fibrillation is the most common form of heart rhythm disorder and is linked to serious complications, including stroke and heart failure. While earlier research pointed to a possible ...

Adolescents are chronically sleep deprived on school days, which negatively impacts their well-being and ability to learn. A new study conducted by the University of Zurich and the University Children ...

There are some obvious signs of a poor night’s sleep — fatigue, irritability and trouble focusing, to name a few — but it can also have some hidden effects. In a new study led by University of ...

Eight Sleep Labs has released the results of a large-scale, real-world study focused on the sleep physiology of women in ...

By Hugo Francisco de Souza New neuroimaging research shows that when sleep-deprived people lose focus, the brain briefly ...

A Penn Medicine study challenges sound machine benefits, finding that "pink noise" disrupts deep sleep and REM cycles, while earplugs are proven more effective.

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 ...