Hailee Stepp, Armed Forces Wellness Center health educator, places a ventilated hood over U.S. Air Force Airman 1st Class Donnell Ramsey, 633d Air Base Wing public affairs journeyman, at Joint Base Langley-Eustis, Virginia, June 5, 2026. At the AFWC, service members and their families can take a metabolic test, which measures their resting metabolic rate; a factor in determining the exact caloric intake needed for weight loss, gain or maintenance. (U.S. Air Force photo by Crista Mary Mack)