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Hail Hydra! It Seems That Even Brainless Animals Need Sleep
Hydra. CC BY-NC-ND 2.0 Jasper Nance/ https://flic.kr/p/2JShUR Sleep is among biology's most significant secrets. Every types with a nerve ...
Tag: Sleep
Mothers, but not fathers, with multiple children report more fragmented sleep
Credit: CC0 Public Domain. Moms with numerous kids report more fragmented sleep than moms of a single kid, however ...
Sleep evolved before brains did, study finds
Our brains require sleep to work correctly. However it ends up you do not require a brain to sleep. ...
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