What are the three types of muscular endurance? There are three types of muscular contraction used when working your muscles in both endurance and strength training. Isotonic These occur when a muscle changes length and there is constant tension in the muscle while they're moved through a full...
exercising heart, lungs and muscles. It is the most popular form of fitness and generally if someone is said to be fit it either means they are good looking or they have a good level of cardio fitness. It rarely seems to be used for the many other forms of fitness. I have a deep s...