Past age 50, men are much more likely to have REM sleep behavior disorder than women. Jose Luis Pelaez/Stone via Getty Images Every night, you go through four to five sleep cycles. Each cycle, lasting ...

Non-24-hour sleep-wake disorder (N24SWD) occurs when your sleep-wake cycle gradually shifts out of sync with the 24-hour day. It affects about half of blind people, but it can also affect those with ...

Infographic by The Health Experts @ The Health Standard. Key Takeaways for Anchorage County Residents. Understand the link between sleep apnea and heart disease. Learn why early detection is crucial.

Sleep-related eating disorders can be disruptive, dangerous and hard to notice. Here's what medical experts say about symptoms, causes and treatment. Joshua Cox-Steib Joshua Cox-Steib is a sociologist ...

Sleep disorders can affect people of any age. Delayed sleep-wake phase disorder, restless legs syndrome, and insomnia are a few examples of disorders that may disrupt sleep cycles in teens. Sleep-wake ...

Sleep is critical for daytime and neurocognitive functioning, as well as physical and mental health. When people work shifts – in 2015, 21% of workers in the European Union did – their circadian sleep ...

A 2023 study found that shorter sleep duration causes reduced brain cortical thickness. Sleep disorders increase the risk of Alzheimer’s, stroke, and cognitive decline. Chronic sleep deprivation ...