Resistance Band Workout: Work shoulders, triceps, biceps, butt and thighs with 'Power Punch.' Anchor center of band at hip height. Stand with back to anchor, holding handles at hips, elbows bent, palms up. Lunge left leg forward as you punch with right hand (as shown); repeat on opposite side for one rep. Do three sets of 12 reps. #SelfMagazine
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