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 ...

Stimulants Mimic A Night Of Sound Sleep Rather Than Directly Boost Attention In A Nutshell Not attention networks: ADHD ...

Sleep has emerged as the most important factor for life expectancy bar smoking in a new study from Oregon Health & Science University.

A new study says Japan loses at least 1 trillion yen (about $6.35 billion) every year because many working adults do not ...

New research suggests caffeine drinkers "may have difficulty accurately perceiving the influence of caffeine on sleep quality" Brenton Blanchet is an Associate Editor on PEOPLE's TV team. He has been ...

A new study of nearly 15,000 people found that the window of late-night workouts in which sleep is then impacted is actually much larger than previously thought, showing that exercising within four ...

The American Academy of Sleep Medicine has indicated that an estimated 26 percent of adults between the ages of 30 and 70 years have sleep apnea. (Photo: Getty) You could say that it’s difficult to ...

A large England study found fewer NHS visits for sleep, heart, and mental health issues after clocks moved back in autumn.

Obstructive sleep apnea (OSA) is a common sleep disorder in the U.S. affecting tens of millions, with estimates ranging from 25 to more than 80 million adults.

A new study examining the effects of sleep patterns and shift work on the immune system has found that sleep debt and night shifts increase the risk of several common infections in nurses. Modern ...