ALI BASE, Iraq -- Senior Airman Jessica Mead, 407th Expeditionary Force Support Squadron personal trainer, takes a body fat measurement using calipers. Mead will take a client's body fat measurement and weight during an initial meeting to help develop a work out program. Mead, a native of Johnson City, N.Y., is deployed from Mountain Home Air Force Base, Idaho. (U.S. Air Force photo/Tech. Sgt. Francesca Popp)