HOW: The modified tall plank position looks like a push up position but on your knees. Assume this position on your hands and knees. Simply hold this position for the desired amount of time.
FEEL: You should feel all the muscles in your stomach working to hold this position. You may also feel your shoulder and chest muscles working.
COMPENSATION: Do not arch your back/let your butt sag to the ground, hike your hips up, or allow your shoulder blades to sag.
