In a recent study published in Translational Psychiatry, researchers conducted a prospective study using a population-based cohort to calculate polygenic scores and understand whether suboptimal sleep ...

Scientists have long wondered whether depression leads to less sleep or whether a lack of sleep triggers depression. A new study suggests it's the latter: Getting less than five hours of sleep a night ...

Depression can also lead to hypersomnia (an excessive need for sleep) for some people, says Chester Wu, MD, a sleep medicine physician in Houston and a medical reviewer for Everyday Health. Not only ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Mental health and sleep go hand in hand. Not getting enough sleep can ...

Study of 8,320 adults finds higher dietary melatonin linked to lower obesity and depression risk, with no clear effects on ...

Heart rate variability during sleep can predict stroke, depression or cognitive dysfunction years in advance, according to new research presented at the European Academy of Neurology Congress. The ...

Restless or too little sleep can make us feel unfocused and indecisive the next day. Valerii Apetroaiei/iStock via Getty Images Plus Imagine you got a rough night of sleep. Perhaps you went to bed too ...

The rhythm of a healthy heart may seem steady, but underneath that regular thump lies a rich, ever-changing pattern. These beat-to-beat changes, known as heart rate variability, or HRV, reveal much ...