Mystery #2Tier 2body / skin
Why do you sweat when you get hot?
Run around on a hot day and your skin gets damp with sweat. It can feel unpleasant, but your body is doing it on purpose, for a very good reason. Why does getting hot make you wet?
Your guess
What's your hunch about how sweating helps your body when you're hot?
There's no single magic word to type, have a go in your own words, then reveal the answer to see how close you got.
Make a guess to unlock the hints and the answer.