North Carolina Vaccine-Specific Requirements. The North Carolina General Statutes (G.S. 130A-152(a)) require immunizations for every child present in this state. Every parent, guardian or person in loco parentis is responsible for ensuring that their child(ren) receive required immunizations.
User: Which principle of exercise is concerned with maintaining a challenging workout? A. balance B. regularity C. progression D. overload. Weegy: Progression of exercise is concerned with maintaining a challenging workout. eturker|Points 3077|.
Isotonic exercise differs from isometric exercise in that there is movement of a joint during the muscle contraction. A classic example of an isotonic exercise is weight training with dumbbells and barbells. As the weight is lifted throughout the range of motion, the muscle shortens and lengthens. Calisthenics are also an example of isotonic exercise.