Yoga poses that emphasize core strength. Try them out one at a time, holding each for 30 seconds. Go through the entire sequence twice; for moves that are one-sided, do one side the first time through and the other side the second time
30 Day Plank Challenge - Benefits of Plank Exercise: *It strengthens your lower back. *It develops your core muscles – which include the abs, back, hips and the butt. *Helps you to avoid injuries and encourage good posture.