McGill Big 3 (Static strength)
Quadruped - neutral spine, don’t rotate shoulders or hips, engage abs to avoid over arching low back 5 x 5 sec hold either side. Side bridge - start from knees, if able to hold 60 sec, do with straight legs. Crunch, arm under low back to avoid flattening the curve, curl up to touch knee with opposite hand, aim for 1 more than last time.