simona ghandreea

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simona ghandreea
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6 Core Truths: crunches are not enough, 6 moves to target deep abdominal muscles

Sit on the floor and hold medicine ball; bend knees slightly. Lean torso back and draw navel in while keeping the spine straight. Contract your abs and move ball from side to side, keeping abs tight. Do 2 to 3 sets of 10 on each side.