2. Remember that the distance between your hands and your feet should be the same in Plank as in Down Dog. Pay attention to the position of your hips. You don't want your butt to stick up or sag down.
Hold 3-5 breaths.
Challenge Variation: When you come forward from your Down Dog Split, keep your leg raised off the floor. Return to Down Dog Split, switch legs, and then do Plank again.