When we get hot, sensors in the body tell the brain. The brain then tells the sweat glands to work, and we sweat. That sweat is salty as it comes from the salty fluid found inside our bodies.
Mar 19, 2018
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Why do we sweat when we are hot?
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When the sweat hits the air, the air makes it evaporate (this means it turns from a liquid to a vapor). As the sweat evaporates off your skin, you cool down.
Duration: 4:04
Posted: Nov 1, 2018
Posted: Nov 1, 2018
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May 3, 2022 · Sweat is also known as perspiration (say: pur-spuh-RAY-shun), and it is made almost completely of water, with tiny amounts of other chemicals ...
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For informational purposes only. Consult your local medical authority for advice.
Sep 12, 2022 · Human bodies usually sweat during exercise, when it's hot outside, when we're sick, and when we're nervous. Eating spicy foods can make ...
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Sweat keeps the body cool as it evaporates from the skin. Heat stroke occurs when sweat can't evaporate fast enough to cool the body.
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Sweating is normal. The average person has over 2 million sweat glands on their body. Sometimes, when it's really hot, we sweat a lot and lose a lot of water.
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Mar 20, 2018 · All healthy humans sweat. We do this for two reasons: either because we are hot and need to cool down, or because we are stressed. How does ...
Duration: 3:53
Posted: Jun 22, 2018
Posted: Jun 22, 2018
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Jun 15, 2016 · 1. Yes, you start sweating before you get that hot. The evolutionary purpose of sweating is, of course, to keep our temperature regulated. So ...