Dumbbell Shoulder Internal Rotation at 90 Abduction
Gym Exercise Card
Equipment
The Dumbbell Shoulder Internal Rotation at 90 Abduction targets the shoulder muscles, particularly by strengthening internal rotators and improving joint stability. This exercise is effective for enhancing shoulder mobility and reducing injury risk.
How to do it
- Stand with feet shoulder-width apart and hold a dumbbell in one hand.
- Raise the arm to shoulder height, keeping the elbow bent at a 90-degree angle.
- Internally rotate the shoulder, moving the dumbbell towards your body.
- Return to the starting position while maintaining control.
- Repeat for the desired number of reps before switching arms.
Muscles worked
Primary Deltoid Anterior Pectoralis Major Clavicular Head
Secondary Deltoid Lateral Pectoralis Major Sternal Head Serratus Anterior
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