Specific or task-oriented fitness is a person's ability to perform in a specific activity with a reasonable efficiency, for example, sports or military service. Specific training prepares athletes to perform well in their sports.

Weight training is primarily an isotonic framework of exercise, as the conscription produced by the muscle to push or lug weighted objects should not about-face (though in habit the impetus produced does decrease as muscles fatigue). Any body can be used for measurement training, but dumbbells, barbells, and other specialised equipment are regularly not new because they can be adjusted to specific weights and are easily gripped. Innumerable exercises are not strictly isotonic because the force on the muscle varies as Austin Fitness the joint moves through its range of motion.