Know your rows! Here is a demonstration of 2 types of one arm dumbbell rows. Both of them work all the muscles of the back and they are both excellent at exercises, however there are slight differences. The upper back focussed row spreads the load evenly across all the muscles of the back. The lat focussed row also targets all the muscles of the back but has a much higher emphasis on the lats. Both of these exercises are excellent for muscle and strength building and can both be used at differen