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Perfect your abdominal crunches with the Perfect Crunch. The Perfect Crunch reduces strain and supports your head, neck and shoulder so you can focus on ...
Mar 15, 2023 · Begin lying on the floor, legs bent and hands either side of your head. Simultaneously lift your knees and torso off the floor into the v-sit ...
Tuck your chin slightly into your chest and keep your arms both raised above the floor and parallel to your body – with your hands pointing toward your feet.
Oct 25, 2016 · Park Your Butt Beneath You. When you sit on the floor, make sure the bulk of your glutes is tucked downward (as shown), and not tilted upward.