A multiple sleep latency test (MSLT) is an objective way to measure sleep quality. It helps diagnose narcolepsy and insomnia.

Keeping up with one hobby may regulate the body's 'circadian rhythm' that governs the sleep-wake cycle, a specialist told the ...

A sleep expert details why you wake up groggy from a nap and how to make the most of your snack-sized slumber.

A new study has found that taking longer to reach the rapid eye movement (REM) stage of sleep is linked to a greater risk of ...

Veterans diagnosed with post-traumatic stress disorder may experience thrashing sleep, which can lead to more extensive ...

I asked Dr. Acostamadiedo what causes night terrors, hallucinations and other parasomnias, to get to the root of my recurring ...

After adjusting for factors such as age, cognitive function, and genetic risk, the researchers found those in whom REM was most delayed were more likely to have Alzheimer's than those who were ...

Multiple sclerosis (MS) causes many symptoms that can ... They can both lead to sleep disruption and daytime fatigue. Mood disorders such as depression, stress, and anxiety can also be exacerbated ...

Although there is no cure for narcolepsy, medication and lifestyle changes can help manage the symptoms. Medicines that ...

Groundbreaking study uncovers the crucial link between REM sleep patterns and Alzheimer's disease, providing new insights for early detection and prevention.