Hundreds of people working or playing outside – even those who seem healthy – succumb to heat-related illnesses each year.

Summer is just getting started, and millions of people are under heat advisories as a major heat wave spreads across large ...

Heat-related illness exists on a spectrum, so recognizing early symptoms is key to avoiding progression: Heat rash: A red, raised rash in areas of sweat production (armpits, elbow creases, knee ...