What is a Plank Exercise : The plank is an Isometric core strength exercise that involves maintaining a difficult position for extended periods of time. The most common plank is the front plank which is held in a Push up position with the body’s weight borne on forearms, elbows, and toes. Ways to perform a Plank exercise: 1. Lie face down on mat resting on the forearms, palms flat on the floor. 2. Push off the floor, raising up onto toes and resting on the elbows. 3. Keep you