One Arm Dumbbell External Rotation – Standing

Learn how to do One Arm Dumbbell External Rotation – Standing with proper form. Watch the 4K video demonstration, see which muscles are worked, and follow step-by-step instructions.

4K
MET 3 Rotator Cuff Shoulders Dumbbells

One Arm Dumbbell External Rotation – Standing is a Dumbbells exercise that primarily targets the Rotator Cuff, with secondary activation of the Shoulders. It has a MET value of 3, meaning a 70 kg person burns approximately 105 calories in a 30-minute session.

How to Do One Arm Dumbbell External Rotation – Standing

A standing single-arm dumbbell external rotation that targets the rotator cuff, especially the infraspinatus, to improve shoulder stability and strength.


💡 Instructions:


  • Stand tall holding a dumbbell in one hand, elbow bent at 90°, upper arm close to your side.

  • Keep your wrist straight and your forearm parallel to the floor.

  • Rotate your forearm outward, keeping your elbow glued to your side.

  • Move until you feel a stretch in your shoulder without twisting your torso.

  • Slowly return to the starting position and repeat before switching sides.


⚠️ Common mistakes:


  • Letting the elbow drift away from the body.

  • Twisting the torso instead of isolating the shoulder.

  • Using momentum instead of controlled movement.

  • Overextending the rotation and straining the joint.

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Muscles Worked by One Arm Dumbbell External Rotation – Standing

Primary Rotator Cuff
Secondary
Shoulders

Equipment

  • Dumbbells

Calorie Calculator

MET 3
Estimated burn
105 calories

Calories = MET × weight (kg) × time (hours)

Quick Facts: One Arm Dumbbell External Rotation – Standing

Type
Dumbbells exercise
Primary muscle
Rotator Cuff
Secondary muscles
Shoulders
MET value
3
Calories (30 min, 70 kg)
≈ 105 cal
Video quality
4K with male and female demonstrations

More Shoulders Exercises

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MET 2.5

Arm Circles – Small to Large

  • No equipment
Barbell Front Raise.
MET 3.5

Barbell Front Raise.

  • Short bar
  • Olympic Barbell
Barbell Overhead Press
MET 5

Barbell Overhead Press

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Barbell Overhead Press
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FAQ: One Arm Dumbbell External Rotation – Standing

What muscles does One Arm Dumbbell External Rotation – Standing work?

One Arm Dumbbell External Rotation – Standing primarily targets the Rotator Cuff, with secondary engagement of the Shoulders.

How do you do One Arm Dumbbell External Rotation – Standing correctly?

A standing single-arm dumbbell external rotation that targets the rotator cuff, especially the infraspinatus, to improve shoulder stability and strength....

Is One Arm Dumbbell External Rotation – Standing good for beginners?

One Arm Dumbbell External Rotation – Standing has a MET value of 3, indicating a low intensity exercise suitable for beginners. Always consult a qualified personal trainer before starting a new exercise program.

What equipment do you need for One Arm Dumbbell External Rotation – Standing?

One Arm Dumbbell External Rotation – Standing requires: Dumbbells.

What are the benefits of One Arm Dumbbell External Rotation – Standing?

One Arm Dumbbell External Rotation – Standing strengthens the Rotator Cuff, engages the Shoulders, builds functional strength using Dumbbells. Incorporate it into your training program for balanced muscle development and improved performance.

What exercises are similar to One Arm Dumbbell External Rotation – Standing?

Similar exercises to One Arm Dumbbell External Rotation – Standing include Arm Circles – Small to Large, Barbell Front Raise., Barbell Overhead Press, Barbell Upright Row. These alternatives target the same muscle groups and can be used to add variety to your training program.

Is One Arm Dumbbell External Rotation – Standing better than Arm Circles – Small to Large?

Both One Arm Dumbbell External Rotation – Standing and Arm Circles – Small to Large target the Rotator Cuff. One Arm Dumbbell External Rotation – Standing uses Dumbbells, while Arm Circles – Small to Large offers a different movement pattern. The best choice depends on your goals, available equipment, and training program. Many coaches include both for well-rounded development.

Alternative Exercises

Arm Circles – Small to Large
MET 2.5

Arm Circles – Small to Large

  • No equipment
Barbell Front Raise.
MET 3.5

Barbell Front Raise.

  • Short bar
  • Olympic Barbell
Barbell Overhead Press
MET 5

Barbell Overhead Press

  • Short bar
Barbell Upright Row
MET 4.5

Barbell Upright Row

  • Short bar
EZ Bar Upright Row
MET 4

EZ Bar Upright Row

  • EZ Bar

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