bhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agoTIL yawning is observed in almost all vertebrate animals and is "contagious" across species. There is no consensus on why yawning occurs.en.wikipedia.orgexternal-linkmessage-square50fedilinkarrow-up1581arrow-down110
arrow-up1571arrow-down1external-linkTIL yawning is observed in almost all vertebrate animals and is "contagious" across species. There is no consensus on why yawning occurs.en.wikipedia.orgbhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agomessage-square50fedilink
minus-squareSwedneck@discuss.tchncs.delinkfedilinkEnglisharrow-up1·1 year agoThe big one for me is night watch, if you’re on watch and notice yourself yawning then you know that it’s time to wake someone else to take over, because if you fall asleep that’s very dangerous.
The big one for me is night watch, if you’re on watch and notice yourself yawning then you know that it’s time to wake someone else to take over, because if you fall asleep that’s very dangerous.