We often read about, or may know someone—often a high school or college student—who stays up way too late and then has a very hard time getting up in the morning. When bedtimes and wake times both get ...

In adolescents and young adults, delayed sleep-wake phase disorder (DSWPD) may be associated with attention-deficit/hyperactivity disorder (ADHD) and restless legs ...

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 ...

Identifying the mutations that underly unusual sleep traits can provide insights into the biology of sleep and circadian function in humans. In the 1990s, a woman approached sleep neurologist ...

We conducted an iterative literature search to compile peer-reviewed structural neuroimaging studies considering sleep disorders published through December 2025. In the first iteration, we identified ...

Before I was diagnosed with bipolar disorder, I didn’t think twice about sleep. I’d always been a night owl, but I went to bed reasonably early. And I never had trouble falling asleep or getting eight ...

Insomnia disorder is a prevalent health problem. The primary diagnostic criterion is a subjective complaint about reduced quantity or quality of sleep, which is often not observed in objective sleep ...

People with a complex heart, kidney and metabolic-related condition who got better quality sleep were less likely to have an advanced stage of the illness than those getting poor sleep, according to a ...