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 ...

Body weight workouts in the evening may be linked to around 30 more minutes of sleep at night and without increasing sleep interruptions, a new study suggests, the newest evidence in the long debate ...

Sleep studies provide a lot of important information but aren’t very patient-friendly. So, researchers redesigned the process, eliminating the multitudes of wires normally used while producing results ...

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 ...

This story was featured in The Must Read, a newsletter in which our editors recommend one can’t-miss story every weekday. Sign up here to get it in your inbox. For most of my adult life, I’ve been ...

IT IS HARD to overstate the importance of sleep. Regular hours of rest offer organisms of all sizes a chance to consolidate memories, repair cells and boost the health of their immune systems. But the ...

Share on Pinterest Could sleeping in on the weekends help lower heart disease risk? Anna Malgina/Stocksy “Catching up” on sleep over the weekend could reduce the risk of heart disease by 20%, a new ...