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_this-is-how-our-brains-know-the-amount-of-water-we-need-when-were-thirsty.webp "This Is How Our Brains Know , the Amount of Water We Need When We’re Thirsty.<br/>When we're thirsty, we drink, right?.<br/>A recent study says it <br/>might not be that simple.<br/>The study, published in the science <br/>journal 'Nature,' finds the brain and <br/>body work together in a complex way to <br/>gauge when we need to hydrate.<br/>Experts say the human body has several thirst-related checkpoints, which the brain utilizes to process how much water we need.<br/>As it can often take water more than <br/>15 minutes to absorb into the bloodstream, <br/>these checkpoints are crucial to our health.<br/>Experts say one of the first checkpoints <br/>is when water hits your mouth, giving <br/>\")
_volunteers-become-human-guinea-pigs-for-medical-research.webp "CBS New York")
_human-guinea-pig.webp "suicidaltendencies")
_92.webp "Credit: SWNS / Caroline Cray<br/><br/>A woman who is \")
_human-guinea-pigs-or-game-changers.webp "Royal Talks")
_human-guinea-pigs-involuntary-medical-experimentation-a-global-perspective.webp "CUNYQueensborough")
⏲ 1 hour 45 minutes 39 seconds 👁 8.1K
_spoiled-duck-is-sick-of-the-rain-and-wants-to-be-indoors-with-his-humans.webp "Show the world that your pet duck is spoiled without saying it. <br/><br/>Shared by Aneca, this amusing clip features her interacting with her cherished pet duck who wants to chill indoors while it's raining. <br/><br/>\")
_how-guinea-pig-responds-to-humans-touch.webp "Yoyoshi x Bubushi")
_i-became-a-human-guinea-pig-for-money-bro-grew-an-extra-limb.webp "Tbvnks")
_tourist-mauled-after-rolling-down-window-to-take-selfie-with-bear.webp "“I thought he wanted to be friends,” the victim's friend said of the wild bear")
_drug-trial-gone-wrong-how-i-became-a-human-guinea-pig-pharma-documentary-124-absolute-documentaries.webp "Absolute Documentaries")
Drug Trial Gone Wrong: How I Became A Human Guinea Pig (Pharma Documentary) | Absolute Documentaries
⏲ 58 minutes 40 seconds 👁 318.8K
_5-scientists-who-experimented-on-themselves-124-human-guinea-pigs.webp "SciShow")
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