Danny Weatherly, A Company, 1-210th Aviation Regiment, 15Y Apache Armament section instructor, participates in a morning spin class at Anderson Field House at Fort Eustis, Va., July 11, 2016. Weatherly has attended the class regularly since October 2015. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

Members of the Fort Eustis community attend a morning spin class at Anderson Field House at Fort Eustis, Va., July 11, 2016. The Fort Eustis gyms offer classes ranging from Zumba to functional fitness, boot camps, spin, yoga and suspension training. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

David Graham, spin class participant, stretches after a morning spin class at Anderson Field House at Fort Eustis, Va., July 11, 2016. Spinning is used to relieve stress and improve personal fitness goals.(U.S. Air Force photo by Staff Sgt. Natasha Stannard)

A U.S. Army Soldier adds resistance to her spin bike during a spin class at Anderson Field House at Fort Eustis, Va., July 11, 2016. The spin class aims to intensify cardiovascular activity for people of all fitness levels. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

Darlean Basuedayva, spin class instructor, guides spin attendees through her class at Anderson Field House on Fort Eustis, Va., July 11, 2016. Basuedayva, a retired U.S. Air Force major, teaches the class as a way to promote fitness and healthy lifestyle choices to her fellow military and civilian partners. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)