Lunge Start with feet shoulder width apart.Keep head straight, core engaged, front knee flexed at 90 degrees.Back flexed a little over 90 degrees, weight on the back toe.Keep chest out. Read more articles Previous PostInch Worm Next PostMilitary Press You Might Also Like Awesome Abs August 19, 2019 At-Home Ab Workout March 24, 2020 Bicep Curl November 1, 2019