The 2-Minute Rule for how to build muscle in the upper back
From right here, deal your traps to drag your shoulders up and back inside of a shrugging movement, with out bending your elbows at all.Keep a dumbbell in Every single hand, and while holding your back flat, lift the dumbbells out into the side right until your upper arm is parallel to the ground. While you carry the dumbbells, squeeze your shoulde