From puffer jackets designed for power naps to homes that auto-adjust lighting and temperature, better sleep in Japan is a ...

All have their pros and cons.

Research reveals a hidden genetic link that dictates exactly how your nighttime routine impacts your brain.

A bad night’s sleep can lead to a drop in cognitive abilities, increased stress and general grumpiness the following day.

Sleep is one of the most widely studied states of consciousness, known to play a role in physical recovery, the processing of memories and the regulation of immune functions. During sleep, the brain ...

Here’s what happens during each cycle—and why uninterrupted sleep matters.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Lauren Dragan Lauren Dragan writes about audio tech and OTC hearing aids. She ...

Getting quality sleep is one of the best ways to maintain your health, but it also happens to be something many Americans have trouble with. Indeed, according to the National Heart, Lung, and Blood ...

Hypnagogia refers to the transitional state of consciousness between wakefulness and sleep. It occurs when alpha waves, a type of electrical activity in the brain, decrease but a person hasn’t fully ...

Melatonin is a hormone made by the pineal gland, which is located in the middle of your brain. Melatonin encourages good, healthy sleep. Your melatonin levels naturally go up at night, a few hours ...