Lower Your whole body until your rear knee almost touches the ground along with your front thigh is parallel to the ground. Then thrust throughout the heel within your entrance foot to return to standing, preserving the back foot to the bench. Repeat for demanded reps then swap legs. The https://econopass.com/health-and-fitness/fitness-zone/fitness-effective-workouts/10-effective-exercises-building-lifelong-core-strength-without-planks/