Sleep deprivation is bad for your brain. We don’t know exactly why, though we do know that the brain appears to carry out some repair and maintenance during sleep, and also that rapid-eye-movement (REM) sleep is involved in dreams and memory processing.
Lack of sleep can lead to bad moods and trouble concentrating, and has also been tentatively implicated in a range of bodily ailments including diabetes, stunted growth, and even obesity.
So how much sleep does a person need, and what’s the best way to go about getting it? Science has some ideas, as this video from Tech Insider shows.
Read science facts, not fiction...
There’s never been a more important time to explain the facts, cherish evidence-based knowledge and to showcase the latest scientific, technological and engineering breakthroughs. Cosmos is published by The Royal Institution of Australia, a charity dedicated to connecting people with the world of science. Financial contributions, however big or small, help us provide access to trusted science information at a time when the world needs it most. Please support us by making a donation or purchasing a subscription today.