Staff Sgt. Crystal Frazier, 28th Medical Operations Squadron diet therapist, pours cereal into a measuring cup to demonstrate portion sizes, during the “Better Body, Better Life” course at the Health and Wellness Center on Ellsworth Air Force Base, S.D., Nov. 8, 2012. This course is designed to educate Airmen and their families on portion control and the differences between emotional and physical hunger. (U.S. Air Force Photo by Airman 1st Class Audra M. Hornbacher/Released)