“They can target the forearms, biceps, triceps, and support muscles, including the abs, upper and lower back, shoulders, and legs .” As with the exercise ball, work with a certified trainer, physical therapist, or exercise physiologist when you are first beginning to use the medicine ball.
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Stability balls — also called exercise balls, balance balls, Swiss balls, or fitness balls — are more than just fun to sit and bounce on; they’re a great way to improve strength, cardio endurance, and balance .19 Haz 2015
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