Delta wave activity disruption during sleep may be a useful metric to identify those at an increased risk for cardiovascular disease and cardiovascular mortality. An international team of researchers ...

If you've been looking for a sign to work on your sleep hygiene, this is it. A new study suggests that a particular wave of sleep, called slow-wave sleep, plays an integral role in staving off ...

Sleep drive neurons in mice may help the brain track wakefulness and trigger deeper recovery sleep after long hours awake.

"I have to get my deep REM sleep," expresses a common confusion about two very different types of sleep. Deep sleep and rapid eye movement (REM) sleep are not the same; they do not even overlap. They ...

Practicing yoga nidra—a kind of mindfulness training—might improve sleep, cognition, learning, and memory, even in novices, according to a pilot study published in the open-access journal PLOS ONE on ...