Israel Lagares, of http://www.fatmanunleashed.com demonstrates how to perform a proper single arm Dumbbell Row. In this example he uses a 50 lb dumbbell, notice how you keep your arm next to your body.
Role: CreatorIsrael Lagares from Fat Man Unleashed teaches how to squat the right way. Check it out, go parallel to the ground, keep your chest out, and back arched. Feet Shoulder width apart and go down.
Role: Creator