This research topic “Development on Physical Strength for Airman” focus on studying on an approach to increase physical strength in warfare for soldiers with an aim to develop training program to enhance physical strength for military personnel in the Royal Thai Air Force. The study applies comparison method to analyze the differences between the current training program (Program No. 1) and the new training program (Program No. 2) where the Mean Different Test (z-test) is implemented. The researchers use the physical fitness test to validate the new military training unit 904 as a research tool with 384 people participated in the test using Excel program in data calculation. The results of data analysis show that, by comparing the difference in the exercise average with appropriate exercise postures, the new exercise training program (Program No. 2) delivers the most effective result with 80 percent of the number of personnel passing the physical fitness test. The result of this research stipulates an effective training program for military training for the regular service personnel to increase their physical potential strength in order to pass the physical fitness test criteria in accordance with the test program of the 904 Unit and to understand a new approach in reforming the training program to increase potential strength of the Air Force personnel as well as to enhance approach in determining combat force and provide guidance for physical capacity development program for the Unit’s personnel for utilizing the utmost force to protect the interests of the nation.