A simple guide to returning to your schedule when travel, late nights, or seasonal shifts affect your shuteye.

Waking up frequently in the night, especially at 3 a.m., can stem from stress, insomnia, aging, medications, or underlying ...

A gastroenterologist has outlined seven daily habits that can help people who consistently wake up feeling tired, offering ...

You might think good sleep happens in your brain, but restorative sleep actually begins much lower in the body: in the gut.

A sleep scientist advises against blindly following the eight-hour sleep rule. Instead, you should create a routine to find ...

St. Hedwig Hospital and Charité–Universitätsmedizin Berlin researchers report that repeated mornings spent under dim indoor ...

When you don’t get enough rest, your body goes into a stress mode. This triggers a rise in the hormone cortisol, which encourages your body to store fat—especially around the belly area. At the same ...

Good sleep does not begin the moment you climb into bed. It begins long before that, shaped by the health of the gut and the messages it sends to the brain throughout the day. When the gut is ...

A tiny group of people needs far less sleep than the rest of us. Geneticists are finally uncovering the mutations that let ...

An international team led by the University of Michigan has introduced new methods that reveal which regions of the brain ...

Some of us swear we could give up anything except the pastries calling from a bakery window. The attraction runs deeper than taste.

Winter wreaks havoc on immunity and mood — but it messes with hormone balance too. Women, whose estrogen and cortisol ...