Performing the: A Step-by-Step Tutorial Lying Ab Press
Bend your knees and bring them towards your chest, then extend your arms straight up towards the ceiling, directly above your shoulders.
Press your hands against your knees, creating resistance by pushing your knees into your hands while simultaneously pushing your hands into your knees.
Hold this position for a few seconds, maintaining the resistance. Ensure your shoulders and upper back remain pressed against the floor.
Relax your arms and legs, returning to the starting position. Repeat this movement for a number of repetitions or for a set amount of time.