Insanity: A Workout for All
Penny Vieau, a Dyess Fitness Center Insanity instructor, shows participants how to execute an exercise during the new Insanity class at the Dyess Fitness Center Aug. 27, 2013. The workout class is derived from the Insanity fitness program, which is traditionally a 60-day DVD led workout.(U.S. Air Force photo by Airman Autumn Velez/Released)