This exercise is a smoker. :) Proceed with caution: Your knees should not collapse or wobble. Your chest should be lifted throughout the exercise.Pull your shoulders backEven distribute your weight into your legs as you lunge.1.) Start this exercise standing with your weight out in front of you with your arms straight.2.) As you step back to lunge, twist your upper body, carrying the weight over your front leg.3.) Keep both arms straight as you twist.4.) As you step forward, out of [...]