19th Medical Group Bio-Environmental Engineering technician checks a heat stress monitor
U.S. Air Force Senior Airman Ivan Monroy, 19th Medical Group Bio-Environmental Engineering technician, checks a heat stress monitor June 7, 2016, at Little Rock Air Force Base, Ark. Monroy uses the heat stress monitor to watch temperature, relative humidity and heat index to keep the base informed of measures that need to be taken throughout the summer months. (U.S. Air Force photo by Staff Sgt. Jeremy McGuffin)