Widely held myths about sleep are damaging our health and our mood, as well as shortening our lives, say researchers.
A team at New York University trawled the internet to find the most common claims about a good night's kip.
Then, in a study published in the journal Sleep Health, they matched the claims to the best scientific evidence.
They hope that dispelling sleep myths will improve people's physical and mental health and well-being.
So, how many are you guilty of? Find them here
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