Army physical (un)fitness: A system that promotes injury and poor nutrition – ArmyTimes.com

Army physical (un)fitness: A system that promotes injury and poor nutrition
ArmyTimes.com
Strength is one of the foundations of fitness, and it is obtained by lifting somewhat heavy weights. Calisthenics will build muscle in a detrained person; for a fit individual, calisthenics are more of a muscle endurance activity. PRT has a good …