TED: Hur mycket sömn behöver du? av Mikael Winterkvist | okt 1, 2020 | Ted You know you need to get enough sleep, but the question remains: How much is enough? Sleep scientist Matt Walker tells us the recommended amount for adults and explains why it’s necessary for your long-term health. Detta verk är licensierat under en Creative Commons Erkännande-IckeKommersiell-DelaLika 4.0 Internationell Licens.