Halle Berry's 15-Minute Strength and Cardio Circuit
Grab 2 Dumbbells, and Work Your Entire Body With Halle Berry's 15-Minute Butt-Kicking Circuit
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All you need is one 10- to 30-pound dumbbell for the kneeling curl, press, and overhead triceps extension. Here's how to do a dumbbell curl and press and triceps extension.