Daniel Cochran, CrossFit member, focuses on muscle building at Joint Base McGuire-Dix-Lakehurst, N.J., Feb. 20, 2020. CrossFit consists of cardio, weightlifting, gymnastics, barbells, along with healthy nutrition. It is all encompassing and can prep military members for their physical training test by mimicking functional duty movements. (U.S. Air National Guard photo by Senior Airman Andrea A. S. Williamson)