Lower One's body right until your rear knee practically touches the floor as well as your entrance thigh is parallel to the floor. Then press from the heel within your entrance foot to return to standing, preserving the back foot around the bench. Repeat for expected reps then switch legs. https://econopass.com/health-and-fitness/fitness-zone/fitness-effective-workouts/10-effective-exercises-building-lifelong-core-strength-without-planks/