Senior Airman Nicholas Conrad (left) and Capt. Jared Wojnicki check vital signs of "Sim-Man." The simulated patient is a hi-tech training aid that allows Air Force reservists to maintain their proficiency skills. Also, Sim-Man can be programmed to exhibit a range of medical conditions. Conrad and Wojnicki are members of the 932nd Airlift Wing, Air Force Reserve, located at Scott Air Force Base, Ill. (U.S. Air Force photo/Tech. Sgt. Christopher Parr)