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 ...

Any sleep tracker will show you that slumber is far from a passive affair. And no stage of sleep demonstrates that better than rapid eye movement, or REM, commonly called dream sleep. “It’s also ...

If you’re looking to get the best night’s sleep in 2026, then you need to be focusing on your REM sleep. I’ve been testing a Luna smart ring for the past few weeks, and its sleep features have been my ...

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 ...

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 ...

Scientists have recently shown that both the quality and the amount of sleep we get may influence our risk of developing Alzheimer’s disease. Now, a study suggests that people who take significantly ...

Just before the age of 2-and-a-half, rapid eye movement (REM) sleep's primary function is to build the brain's infrastructure by strengthening or pruning experience-dependent synapses; this neural ...

Dreaming, memory-making, problem-solving: A lot happens during the most active sleep phase By Carolyn Todd Any sleep tracker will show you that slumber is far from a passive affair. And no stage of ...