The idea that every adult needs exactly eight hours of sleep has been repeated so often it sounds like biology, not branding.

Dr. Diego Ramonfaur is often sleep-deprived. In his third year of an internal medicine residency at the Cleveland Clinic in Ohio, Ramonfaur faces schedule changes every one or two weeks. With ...

This is an edition of The Wonder Reader, a newsletter in which our editors recommend a set of stories to spark your curiosity and fill you with delight. Sign up here to get it every Saturday morning.

Study objective: Acute sleep deprivation significantly impacts cognitive function, contributes to accidents, and increases the risk of chronic illnesses, underscoring the need for reliable and ...

Disrupted sleep patterns in Alzheimer’s disease may be more than a symptom—they could be a driving force. Researchers at Washington University found that the brain’s circadian rhythms are thrown off ...

(CNN) — Do you get enough shut-eye? We know a good night’s sleep is essential for health, yet many do not consistently get enough of it. About 1 in 3 American adults do not regularly get recommended ...

(KTVZ, Bend Ore.) Red Flag Warning in place for the NW corner of Jefferson County due to winds and dry fuel. The rest of the Tri-Counties, although not officially in a warned area, will see quick fire ...

Objective: The National Health and Nutrition Examination Survey (NHANES) data were used to explore the relationship between sleep duration and hearing level among adults aged 20 to 69 years, aiming to ...

Tsukuba, Japan—Daily sleep and activity are fundamental to both physical and mental health. Although previous studies have largely emphasized quantitative aspects such as sleep duration and physical ...

Occasional restless nights are normal, but when poor sleep becomes frequent and starts affecting your daily life, it may be a sign of a deeper issue. Several factors can throw your sleep cycle off ...

Meredith Dietz is Lifehacker’s Senior Staff Writer. She earned her bachelor’s degree in English and Communications from Northeastern University, where she graduated as valedictorian of her college.