U.S. Army Physical Fitness Training Field Manual FM 21-20 (1998 Edition) Fulltext PDF

The 1998 edition of the U.S. Army Field Manual FM 21-20, Physical Fitness Training, serves as the definitive resource for military physical readiness programs, emphasizing holistic fitness to meet the demands of combat and operational missions. This manual provides in-depth guidelines for implementing structured fitness regimens, including calisthenics, aerobic conditioning, flexibility exercises, and mission-specific drills. It introduces the principles of Frequency, Intensity, Time, and Type (FITT) to optimize training and offers a phased approach—preparatory, conditioning, and maintenance—tailored to soldiers' varying fitness levels. Detailed instructions for injury prevention, fitness evaluation, and specialized programs for diverse profiles ensure adaptability to unique physical requirements. By addressing critical aspects such as body composition, flexibility, and endurance, FM 21-20 stands as a vital tool in preparing soldiers for peak performance in diverse and demanding environments.