Answer :
Final answer:
Calisthenics incorporate both isometric and isotonic exercises, with isometric exercises focusing on muscle tension without movement and isotonic exercises maintaining constant tension during muscle length changes.
Explanation:
Calisthenics can include both isometric and isotonic exercises. Isometric exercises involve momentarily tensing and relaxing specific muscle groups without movement, like pushing against a wall, whereas isotonic exercises involve constant tension while the muscle changes length, such as lifting weights.
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