Why dont we fall out of bed when were asleep?

Published: Nov. 18, 2022, 9 p.m.

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Why don\\u2019t we fall out of bed when we\\u2019re asleep? That\\u2019s the question that\\u2019s been keeping CrowdScience listener Isaac in Ghana awake, so presenter Alex Lathbridge snuggles up with some experts to find the answer.

We get a lot of emails about sleep, so we\\u2019ve gathered together some of our favourite questions and put them to academics working on the science of snoozing.

We\\u2019re wondering why some people laugh in their sleep, why some people remember their dreams and not others, and why we need to sleep at all - can\\u2019t we just rest?

Our slumber scholars tell us about how our bodies continue to gather information while we\\u2019re asleep, how the tired brain is more likely to remember negative experiences, how we mimic other people in our sleep, and how sleep makes you more attractive to other people.\\nAnd Alex takes a trip to the zzzzoo to meet some animals that have very different sleep patterns to humans. It\\u2019s his dream assignment.

Contributors:\\nVanessa Hill, University of Central Queensland\\nProfessor Russell Foster, University of Oxford\\nMark Kenward, Drusillas Zoo Park

Presented by Alex Lathbridge\\nProduced by Ben Motley for the BBC World Service

[Image: Man Falling into bed. Credit: Getty Images]

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