We used to have a few productive hours in the middle of the night, but that all went away during the Industrial Revolution.

On dry nights, the San hunter-gatherers of Namibia often sleep under the stars. They have no electric lights or new Netflix releases keeping them awake. Yet when they rise in the morning, they haven’t ...

Turns out, that strict 9 p.m. bedtime was ahead of its time.

A new study analyzed the sleep patterns of jellyfish and sea anemones and found they share some sleep traits with humans. The research could provide insight into the origins and function of sleep.

Researchers have long wished to understand the connection between sleep and memory, especially how the brain encodes long-term memories during slow-wave sleep (while discarding others), or the deep ...

Sleep undergirds every aspect of our physical and mental health, which we need to support now more than ever. Cultivating healthy sleep behaviors during this nightmarish time can get you closer to the ...