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Shoulders Dumbbell Intermediate Unilateral Video

How to do the Internal Rotation Dumbbell

Primary: Shoulders · also works Traps, Lats.

The Internal Rotation Dumbbell exercise focuses on strengthening the internal rotator muscles of the shoulder. It involves using a dumbbell and performing controlled movements to maintain muscle engagement and form. This exercise is particularly beneficial for enhancing shoulder stability, improving rotator cuff strength, and preventing injuries.

Demo video: Internal Rotation Dumbbell · from the Fitbe exercise library Open in Fitbe →

Step by step

  1. 1

    Stand with your feet shoulder-width apart and hold a dumbbell in one hand.

  2. 2

    Keep your upper arm close to your body and bend your elbow to a 90-degree angle.

  3. 3

    Slowly rotate your arm inward, bringing the dumbbell towards your stomach.

  4. 4

    Pause for a moment and then slowly return to the starting position.

  5. 5

    Repeat for the desired number of repetitions before switching arms.

Coaching cues

  • Keep your movements slow and controlled to maximize muscle engagement.
  • Avoid using momentum or swinging the dumbbell.
  • Maintain a firm grip on the dumbbell throughout the exercise.
  • Focus on keeping your upper arm stationary to isolate the internal rotator muscles.
  • Ensure your posture is upright and your core is engaged throughout the movement.

Sets, reps and where it fits

Muscle

3–4 × 8–12

rest 60–90 s

Strength

not a strength lift

use for assistance

Fat loss

3 × 10–15

rest 45–60 s

Impact: low Knee stress: low Spine load: low Home-friendly

Internal Rotation Dumbbell alternatives

Same movement pattern, different equipment or difficulty. Swap one-for-one in any plan.

Dumbbell Lateral RaiseDumbbell · beginner Front RaiseDumbbell · beginner Upright RowDumbbell · intermediate Dumbbell Arm CirclesDumbbell · beginner Dumbbell External RotationDumbbell · beginner Dumbbell Front Raises StandingDumbbell · beginner

Frequently asked questions

What muscles does the Internal Rotation Dumbbell work?

Primary: Shoulders. Secondary: Shoulders, Traps, Lats

How many sets and reps of Internal Rotation Dumbbell should I do?

For muscle: 3–4 sets of 8–12 reps. For strength on compound lifts: 4–5 sets of 4–6. Rest 60–120 seconds between sets.

What can I do instead of the Internal Rotation Dumbbell?

Same movement pattern, different equipment: Dumbbell Lateral Raise, Front Raise, Upright Row, Dumbbell Arm Circles, Dumbbell External Rotation, Dumbbell Front Raises Standing.

Is the Internal Rotation Dumbbell good for beginners?

With some training experience, yes. Beginners should start with one of the easier alternatives listed and progress to it.