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engage_your_core_-_cardio_and_abs_workout Purpose, to firm and tone your stomach and
strengthen your core. Land on your toes because this will reduce impact on your knees. Engage
your core by contracting your glutes and contracting your abs. Land on your toes because this will
reduce impact on your knees. Engage your core by contracting your glutes and contracting
your abs. Lift up toward the ceiling using your chest, not your neck. Because this will
involve more abdominal muscle. Land on your toes because this will reduce impact on your
knees. Engage your core by contracting your glutes and contracting your abs. Lift up toward
the ceiling using your chest, not your neck because this will involve more abdominal muscle.