Sleep is vital to a function, happy life…but sometimes is so hard to achieve. But good news – is cannabis now the #1 sleep aid? Post holidays, pre-summer, extra work and more – all leading to less ...

For every 1 gram per kilogram increase in alcohol dose, REM sleep duration was reduced by 40.4 minutes. Alcohol consumption adversely affects rapid eye movement (REM) sleep in a dose-dependent manner, ...

Light sleep is the beginning of your sleep cycle and your body's way of winding down. Breathing, heart rate and muscle changes prepare your body for the deeper sleep to come. Light sleep is broken ...

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 ...

Researchers trace how different sleep stages may fine-tune what we remember, trading specifics for more general knowledge. When you purchase through links on our site, we may earn an affiliate ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Need another reason to prioritize your sleep ...