How to stay safe when exercising in the heat

The Washington Post sought the expertise of Riana Pryor for an article on how to stay safe while exercising in the heat. “If you notice sweat dripping — a lot of times, it’s down your back — it means you don’t have airflow to the area, so you can’t cool yourself down,” Pryor said. “If you notice that, it might be time for a looser shirt or a different-material shirt that’s a little bit lighter, so that air can flow through it.”