Lack of sleep can make it difficult to concentrate. New research shows that there may be a clear biological explanation for ...

Sleep is vital for many processes in the brain – from consolidating our memories to regulating our emotions. But what happens when you don’t get enough of it? Sleep and circadian rhythm disruption ...

HOBART | Do you or your loved one find that you can't get a good night's sleep because one of you snores? Have you ever had a creeping, crawling sensation in your legs that gives you an irresistible ...

I spent most of my graduate-school years in a state of sleep deprivation. There was just so much work to do — tests to study for, papers to read, and a dissertation to complete. At night, I stayed up ...

Constant tiredness isn’t always caused by overwork or lack of sleep. Doctors say persistent fatigue, especially when paired with other symptoms, can indicate serious health issues such as anemia, ...