REM stands for rapid eye movement — a stage in the sleep cycle when your brain is almost as active as when you’re awake. Getting enough REM sleep is crucial, as it helps you store information and ...

Valerie Cacho, MD, is a board-certified sleep medicine specialist and the founder of the online educational company Sleephoria. Make sure you follow a consistent sleep schedule to help regulate your ...

A Department of Defense-led research project wants to modulate REM sleep to help ease stress. The study also aims to enhance REM sleep in order to consolidate traumatic memories. Controlling REM sleep ...

REM may be the most talked-about part of the sleep cycle, but getting enough of it can still be an elusive quest. You might know by now that it’s important, but maybe you don’t know exactly why or how ...

A 2021 phone poll revealed that only 34% of Americans "sometimes" remember their dreams. About 1 in 10 say they "almost always" can, and the same percentage say they "never" do. Explanations for such ...

Eugene Aserinsky never wanted to study sleep. He tried being a social worker, a dental student, and even did a stint in the army as an explosives handler. He enrolled at the University of Chicago to ...

If you’ve ever struggled to fall asleep in a bright room or while traveling, an eye mask might be a simple upgrade worth ...

It's common for people to play continuous wave sounds and other gentle nature noises on their phones to lull themselves to sleep. But this type of "pink noise" may actually be backfiring, a new Penn ...

Now that we have wearables tracking our every move, a lot of us can look at stats that supposedly tell us how well we’ve slept the night before. But sometimes, it can feel like your sleep tracker is ...

Think your sound machine is helping you sleep? It might be doing the opposite. A new study from the University of Pennsylvania Perelman School of Medicine found that listening to pink noise at bedtime ...

You might not know it by name, but the tiny amino acid glycine is hard at work in your body right now, maintaining strength and support in your muscles and bones, helping keep your metabolism ...