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Amazon.nl Bekijk prijs Why do you get sleepy?
When you feel tired, your body is telling you that it needs a rest. Everyone needs sleep. Babies need lots of sleep. Grown-ups need less. But no one can go without sleep for long. A team of scientists stayed awake for as long as they could to see what could happen. Read and find out some wide-eyed facts about the science of shut-eye.
Sleep is for Everyone is onder andere te koop bij: Bol. Esy raadt altijd aan om meerdere aanbieders te bekijken om geen last minute deals mis te lopen.
