until knee of rear leg is just above floor. Keep bodyweight on front leg. Extend legs and hip to return. Keep knees slightly flexed and repeat.
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and raise hips. Avoid any hip-flexing motion, maintain right-angled position of knees and hips. Slowly return to starting position and repeat.
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up by simultaneously lifting and flexing knees and hips until hips raise off back pad. Return, keep knees and hips slightly flexed and repeat.
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and knees to raise thighs up as far as possible. Flexing waist to raise hip slightly at upper point of motion will shift workload to abs. Slowly return and repeat.
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