ATLANTA — As summer temperatures rise, it's important to understand how your body works to keep you cool. Your body has a built-in air conditioning unit: sweat. The normal body temperature is 98.6 ...

Dove Men + Care reports on sweat as the body's cooling system, composed mainly of water, helping regulate temperature and detoxify.

Sweat rarely smells on its own. Body odour develops when bacteria on the skin break down compounds in sweat and release volatile chemicals that evaporate into the air.

Add Yahoo as a preferred source to see more of our stories on Google. It's all about holding on to the heat you have. Jason Rosewel/Unsplash, CC BY Whether waiting for a bus, playing outside or ...