fight upper-arm jiggle by ProQuest

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Dont push your hips forward YOU'LL FEEL IT along the back of your upper arms MUSCLES WORKED triceps brachii 1. long head 2. lateral head 3. medial head SHAPE READER MODEL Katherine Roberts, 23, a trainer at Equinox Fitness in New York City, makes her living creating workouts, so she was excited when we introduced her to this exercise.

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