Feeling extra snappy? A lack of sleep might have something to do with it.

The CDC identifies sleep deprivation as a critical public health issue, noting that a third of Americans do not achieve the ...

New research highlights surprising symptoms of sleep deprivation, from appetite changes to ADHD-like behaviors, and shows how bedtime habits vary across generations. Experts warn that late-night ...

New research shows that sleep loss alters specific memory circuits, but also hints that a familiar compound may help restore ...

I've always wondered what exactly happens inside my brain after a sleepless night. Why does everything feel harder—thinking ...

A student sleeps in bed. Clinical psychologist Kara Duraccio said a good night's rest will impact many aspects of a person's life. (Patsy Buyack) Although student life is busy, getting adequate sleep ...

Objectives To study the associations between daily self-reported stress, sleep quality, muscle soreness and fatigue in the ...

Understood reports that ADHD can disrupt sleep patterns, worsening symptoms and mental health; effective sleep hygiene ...

The gut microbiota drives changes to the immune system caused by chronic sleep loss. These changes promote cancer progression, disrupt circadian rhythm and weaken the effectiveness of chemotherapy.

For decades, we’ve been trained to think about weight as it relates to physical activity—as in, regular workouts are key to maintaining a healthy body weight. Yet as scientists’ understanding of ...

Many of us have been hearing the weight loss hormone story for a while. If you are sleep deprived: Your body makes more Ghrelin-the hormone that says GO, eat more and Your body makes less Leptin-the ...