Jillian Michaels' Calorie-Burning Workout
Tone up, burn calories, and build muscle with these seven easy moves.
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Crunch circle with hollow man
Lie face up, hands resting lightly on back of head.
Raise legs 3-6 inches; contract abs. Crunch torso up, then rotate it so ribs draw a clockwise circle.
Repeat in opposite direction.
Next: Side squat with figure 8
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