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Isotonic........is like weight lifting.................my Pop......maternal grandfather taught me the difference............anaerobic and aerobic...........the an........is not.................aerobic.......is full body work......like swimming.......riding a bike, jogging etc.................lifting weights is anaerobic.......


Isotonic exercise: Exercise when a contracting muscle shortens against a constant load, as when lifting a weight. Isotonic exercise is one method of muscular exercise. In contrast, isometric exercise is when muscular contractions occur without movement of the involved parts of the body.

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