TED-EdWhy do we sweat? - John Murnan

2018 • E46 May 15, 2018 5m

There are a number of scenarios that can make us sweat–including exercise, eating spicy foods, and nervousness. But how does this substance suddenly materialize, and what exactly is its purpose? John Murnan explores the science behind sweat.

Lesson by John Murnan, directed by Dogzilla Studio.