0 min read
16 Oct 2018
The Single Arm Dumbbell Upright External Rotation works your shoulders and strengthens your infraspinatus muscle. Stand straight with feet shoulder width apart. Take a dumbbell in one hand. Hold it above and beside your shoulder by bending your arm at a 90 degree angle, your upper arm should be parallel to the to the ground.
Now inhale and lower the dumbbell to the front such that your forearm becomes parallel to the floor
Feel the contraction in the small muscles of the rotator cuff
Exhale and pull the dumbbell up to its starting position
Repeat for the desired number of reps.