What Are Circadian Rhythm Disorders? A circadian rhythm is your body’s internal 24-hour clock, and it controls your sleep-wake cycle and other body processes, such as eating and digestion.

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

By definition, people with insomnia get less rest, which increases their need to stay in bed longer fighting to sleep or finding the time to nap during the day. “If your sleep is very broken up, ...

The body’s natural sleep-and-wake cycle is reasonably attuned to a 24-hour period. Perturbations in the sleep cycle are disruptive to the functioning of many body systems. Learning, memory ...

A couple jetted off to the White Isle for 17 hours, flying via Amsterdam to save on tickets — and even managed to avoid ...

We can't talk about morning sunlight and improved sleep hygiene without first addressing our circadian rhythm. This is the body's 24-hour sleep-wake cycle. It naturally responds to light and ...

From befriending flight attendants to drinking more water, Business Insider's author shares how she survived a long-haul ...

The Mayo Clinic recommends that adults get seven or more hours of sleep per night. Worried you're not hitting that number? You may have some unexpected company. Other mammals like giraffes and ...

In response to this alarming data, the ministry's draft guidelines present recommended amounts of sleep by age group: six hours or more for adults; 11 to 14 hours for 1- to 2-year-olds ...

A lot of people dread the clocks going back an hour in winter – but reassure themselves that at least they’ll get an extra hour’s sleep. However, in my new study my colleagues and I found most people ...

Ready for an extra hour of sleep? That coveted extra hour for millions of Americans will come in early November, as the clocks "fall back" an hour and daylight saving time comes to an end for the ...

QUESTION: I have trouble sleeping more than two hours before having to get up to urinate every night. Is there a remedy?