Traditional alarm clocks wake you up at a specific time regardless of what stage of sleep you're in. Sleep Cycle can wake you up when you're in your lightest sleep stage. Having used Sleep Cycle for ...

Sleep regularity (waking up and going to bed at the same time every day) could be more important than sleep duration in predicting heart attack and stroke. A new study found that even when individuals ...

Noise from aircraft at night is linked with disturbed sleep quality and sleep-wake cycle, a new study using movement trackers has shown. Environmental health experts at the University of Leicester ...

Going to bed early some nights while staying up late on others can get in the way of quality sleep, according to the CDC.

Sleep experts and a new survey show most Americans support ending seasonal clock changes.  The call is for permanent standard ...

Your toddler climbs into bed with you again at 2:14 a.m. You’ve barely settled back into REM when your alarm goes off. And when you rate your mood in that sleep-tracking app? Meh, at best. According ...

With daylight saving time fast approaching, our sleep cycles are about to get thrown for a loop. But don’t panic — you don’t have to rely on pharmaceutical sleep aids that leave you groggy or tired.