Where has this sleep chart been all our lives? Sleep – if you ask any parent, what would help make their life easier, the chances are they’ll say ‘a good night’s sleep’. While we all know the newborn ...

On a typical seven-to-eight-hour sleep schedule, known as monophasic, most people will spend one-third of their lives in bed. But by switching to polyphasic sleep — like Russia-based project manager ...

Apple’s sleep charts can feel like a nightly report card, and “core sleep” often ends up in the spotlight. Yet the science behind wearables suggests that fixating on that one stage is a distraction ...

Not to sound like a parent calling to check in, but — are you getting enough sleep? It’s a question many of us ask ourselves after a few days of late-night Netflix or staying up to cram for exams.

During sleep, the body goes through multiple sleep cycles. Each cycle consists of four stages: three stages of non-rapid eye movement (non-REM) sleep and one stage of rapid eye movement (REM) sleep. A ...