LANGLEY AIR FORCE BASE, Va. -- Staff Sgt. James Beck, 27th Fighter Squadron avionics resource manager, hurdles during the obstacle course station of a Velocity class here May 29. Certified representatives from Velocity led a physical conditioning class geared toward improving overall physical performance in support of May fitness month. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Staff Sgt. James Beck, 27th Fighter Squadron avionics resource manager, performs the pull-up exercise during a Velocity class here May 29. Certified representatives from Velocity led a physical conditioning class geared toward improving overall physical performance in support of May fitness month. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Capt. Carlos Colon, 1st Force Support Squadron force management operations chief, pulls weight during the push and pull station to test core body strength during a Velocity class here May 29. Certified representatives from Velocity led a physical conditioning class geared toward improving overall physical performance in support of May fitness month. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Staff Sgt. James Beck, 27th Fighter Squadron avionics resource manager, leaps into the air during the vertical jump station of a Velocity class here May 29. Certified representatives from Velocity led a physical conditioning class geared toward improving overall physical performance in support of May fitness month. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Ms. Katie Benick, Velocity Center director and manager, explains the purpose of specific exercises with participants during a Velocity class here May 29. Certified representatives from Velocity led a physical conditioning class geared toward improving overall physical performance in support of May fitness month. (U.S. Air Force photo/Senior Airman Vernon Young)

LANGLEY AIR FORCE BASE, Va. -- Airman 1st Class Jee Nou Xiong, 1st Contracting Squadron contract specialist, crawls through the obstacle course station of a Velocity class here May 29. Certified representatives from Velocity led a physical conditioning class geared toward improving overall physical performance in support of May fitness month. (U.S. Air Force photo/Senior Airman Vernon Young)