Sleep -- we spend one-third of our lives doing it, but what exactly do we get out of it? And how can we do it better? In this TED series, sleep scientist Matt Walker uncovers the facts and secrets behind our nightly slumber.
Sleep scientist Matt Walker shares the surprising consequences of DST, and what they can teach us about improving our own sleep health. For places that observe daylight saving time, gaining an hour of sleep every November -- or losing an hour every March -- doesn’t just affect how well-rested (or caffeinated) people are. The effects of the semi-annual time change are far-reaching, drastically changing stroke and car accident rates, stock prices and more!
Speakdating c’est dores-et-déjà plus de 1 000 activités et leçons,
plus de 40 000 exercices, là tout prêts, dans votre poche.