Alexandra Hayes

There's a reason our bodies need eight hours of sleep - so much happens while our heads are on the pillow. From non-REM, to slow-wave, to REM sleep - find out how every stage performs a vital function....

From your body temperature to your bedtime rituals, you might be surprised at what could help you sleep better at night - and what could be making you sleep worse. Here are some easy microsteps you can start implementing tonight....

There's a reason our bodies need eight hours of sleep - so much happens while our heads are on the pillow. From non-REM, to slow-wave, to REM sleep - find out how every stage performs a vital function....

Don't worry, you don't have to stop drinking it, but knowing how and why it makes you feel awake - and why it makes you crash - is key to knowing how it affects your sleep....

If your bedroom isn't a sanctuary for sleep, perhaps it's time for a revamp. Making these small but consistent changes to your room and routine will do the trick....

You know screens are bad before bed, but do you know why? Find out how blue light isn't the only way these devices are getting in the way of you and your sleep....

Your natural internal clock - or circadian rhythm - is complex, personal, and unique. In this short educational piece, you'll learn how this vital component of your health is the first step in getting a better night's sleep....

We grew up believing certain things about sleep, but are they true? Learn the real facts about night owls, naps, nightcaps, and more in this short educational piece by the experts at Arianna Huffington’s Thrive Global....