Col. Chrystal Henderson, commander of the 509th Medical Group, and other 509th MDG leaders, participate in a cycling class on October 10, 2019, at Whiteman Air Force Base, Missouri. The class served as part of the Health and Readiness Optimization (HeRO) strategy, an initiative newly adopted by the Air Force to address targets for health improvements in areas such as physical activity, nutrition, sleep and nicotine cessation. (U.S. Air Force photo by Staff Sgt. Kayla White)
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