The warming of the planet becomes very real to many people in the summertime.
Thousands of people have died in extreme heat waves since 1980, and the frequency of the heat waves is increasing.
Research at the University of Hawaiilooks at specifically HOW heat works on the body... and the bad news is, there are MANY different ways.
Camilo Mora is an associate professor of geography at the U of H. He gives us the lowdown on the heating up.