Kettlebell Fit
Nicole Larson, Aderholt Gym Kettlebell Fit class instructor, reaches for a kettlebell at Hurlburt Field, Fla., Jan. 27, 2014. Kettlebell training is a weight-in-motion workout, which focuses on cardiovascular, flexibility, strength and balance. (U.S. Air Force photo/Airman 1st Class Andrea Posey)