Workout Videos: 30 Days to Bigger Arms - Hammer Curl
Short-sleeve season may still seem months away—but now's the time to get ready. Joe Dowdell, the founder of Peak Performance in New York City and the author of Ultimate You, developed this simple plan to quickly build muscle and add strength and definition.
Stand, with a pair of dumbbells, palms facing each other, arms slightly behind your rib cage. Brace your core and curl up as high as possible without moving your elbows forward, then slowly lower.
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