https://www.npr.org/sections/health-shots/2022/09/10/ [login to see] /sweat-heat-perspiration-fun-facts
Phew, this summer was hot — and some places are still roasting! With people around the world experiencing dangerously high, record-breaking temperatures, we've all been sweating it.
You might find perspiration a nuisance most of the time, but that salty liquid oozing from your skin is key to keeping you cool. And there's so much more to the briny stuff than meets the eye.
Several NPR science staffers braved the heat this summer to get the dirt on sweat. These lessons are based on their reporting: