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

In my twenties, I saw my episodes as a (mostly) harmless quirk, akin to sleep walking. They didn’t always keep me in my family’s good graces, but I felt otherwise fine. I brushed them off for years.

When I was in my early teens, I experienced what I thought was a night terror for the first time. I woke up screaming, ...

NEW YORK – For many adults in the United States, sleep deprivation is a problem that can affect both physical and mental health. Research suggests that chronic poor sleep raises your risk of ...

Our editors handpick the products that we feature. We may earn commission from the links on this page. Menopause and lack of sleep are as closely intertwined as a pair of young lovers. There, of ...

In some cases, a vocalization or sharp cry may occur. People often sleep through them but sometimes awaken or have brief hallucinations. Hypnic jerks are common but may be more likely with stress or ...

But if chatbot responses are taken at face value, their hallucinations can lead to serious problems, as in the 2023 case of a US lawyer, Steven Schwartz, who cited non-existent legal cases in a ...

Feeling tired all the time? You're not alone. The BBC highlights how small daytime changes can help boost your energy and improve your sleep. Iron plays *** big role. Low levels can zap your ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. A restless night may leave you feeling tired ...