Cable Shoulder 90 degrees External Rotation

Strengthen your rotator cuff with cable 90-degree external rotations. This isolation exercise targets the Teres Major and Minor, improving shoulder

IntermediateBack Cable

Movement: Isolation
Force: Pull
Per set: 45s
Rest: 45s

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Variations of Cable Shoulder 90 degrees External Rotation

Isolation

Cable Standing Shoulder External Rotation

Back · Teres Major · Cable

Intermediate

Isolation

Cable Seated Shoulder Internal Rotation

Back · Teres Major · Cable

Intermediate

Isolation

Cable Kneeling Shoulder 90 degrees External Rotation Press

Back · Cable

Intermediate

Isolation

Cable Kneeling Shoulder External Rotation

Back · Cable

Intermediate

Description

A shoulder exercise that targets the deltoids by rotating the shoulder at a 90-degree angle using a cable machine.

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How to do Cable Shoulder 90 degrees External Rotation

01
Setup
Set the cable pulley to elbow height and attach a D-handle. Stand sideways to the cable machine, about arm's length away, with the working arm farthest from the machine.
02
Setup
Grab the D-handle with an overhand grip, step slightly away to create tension, and plant your feet shoulder-width apart. Keep your core braced and maintain a tall posture.
03
Setup
Bend your working elbow to 90 degrees, pinning it firmly against your side, and ensure your upper arm is parallel to the floor, forming a 90-degree angle with your torso. The cable should be pulling your hand across your body.
04
Keeping your elbow glued to your side, slowly rotate your forearm outward, pulling the handle away from your body until your forearm is perpendicular to your torso or slightly beyond. Exhale during this contraction.
05
Control the movement as you slowly return your forearm to the starting position, resisting the pull of the cable. Inhale as you return to the start, ensuring the movement is smooth and deliberate.

Tips

Maintain a stable upper arm throughout the exercise by keeping your elbow pinned to your side; avoid letting it drift forward or away from your body.
Focus on initiating the movement from your rotator cuff muscles, specifically feeling the contraction in the back of your shoulder, rather than using larger back or bicep muscles.
Use a light to moderate weight to ensure proper form and muscle activation, as this exercise prioritizes control and stability over heavy lifting.
Keep your wrist straight and in line with your forearm to prevent unnecessary strain and ensure the force is directed through the shoulder joint.

Common mistakes

Many people compensate by letting their elbow move away from their body, which reduces the isolation on the rotator cuff; fix this by actively pinning your elbow against your side throughout the movement.
Using too much weight often leads to swinging the weight with momentum instead of controlled rotation; lighten the load significantly and focus on a slow, deliberate external rotation.
Rushing the eccentric (return) phase diminishes muscle time under tension and control; ensure you slowly and deliberately resist the cable's pull back to the starting position.

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Questions

What muscles does Cable Shoulder 90 degrees External Rotation work?

Cable Shoulder 90 degrees External Rotation primarily targets Teres Major, Teres Minor. Secondary muscles include Deltoid Posterior.

Is Cable Shoulder 90 degrees External Rotation good for beginners?

Cable Shoulder 90 degrees External Rotation is rated intermediate. Beginners can still attempt it with lighter weight and careful form, but it's best to master easier variations first.

What equipment do I need for Cable Shoulder 90 degrees External Rotation?

You need Cable to perform Cable Shoulder 90 degrees External Rotation. If you don't have this equipment, look for variations that target the same muscles with what you have available.

What are the best tips for Cable Shoulder 90 degrees External Rotation?

Maintain a stable upper arm throughout the exercise by keeping your elbow pinned to your side; avoid letting it drift forward or away from your body. Focus on initiating the movement from your rotator cuff muscles, specifically feeling the contraction in the back of your shoulder, rather than using larger back or bicep muscles. Use a light to moderate weight to ensure proper form and muscle activation, as this exercise prioritizes control and stability over heavy lifting. Keep your wrist straight and in line with your forearm to prevent unnecessary strain and ensure the force is directed through the shoulder joint.

What are common mistakes when doing Cable Shoulder 90 degrees External Rotation?

Many people compensate by letting their elbow move away from their body, which reduces the isolation on the rotator cuff; fix this by actively pinning your elbow against your side throughout the movement. Using too much weight often leads to swinging the weight with momentum instead of controlled rotation; lighten the load significantly and focus on a slow, deliberate external rotation. Rushing the eccentric (return) phase diminishes muscle time under tension and control; ensure you slowly and deliberately resist the cable's pull back to the starting position.