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ArmsCableIsolation — elbow flexion

Cable Curl

Reviewed by Bryan Cortez, MS

No dead spot, easy to micro-load — the cleanest bicep finisher.

Rep Sweet Spot
10-20
Sets
2-3
sets
RIR
0-1

Coaching profile

constant-tension curl. This page is the practical coaching layer: use it for setup, cues, programming, pain-free adjustments, and substitutions. The complete biomechanics tier list lives on the muscle page.

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Demonstration

Demonstration production queue

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Physique Skool is filming one canonical demonstration per exercise. Until this movement is published, use the setup, execution, common errors, programming, and substitutions below.

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How to do it

Setup

  • Low cable with a bar or rope, elbows at the sides, slight backward lean for tension.

Execution

  • Curl flexing the elbow only, squeeze hard at the top, control the constant tension down; keep the elbows fixed.

Common Errors

  • Letting the elbows travel forward
  • Swinging from the shoulders
  • Half reps
  • Leaning back to heave it

Cues That Work

  • Pin the elbows; curl into the cable; keep tension through the full return

No-Fly Zone

under 6 reps (heavy makes you swing from the shoulders)

Programming

Sequence priority

Late

Low fatigue, constant tension — a finisher; precise loading makes it ideal for triple progression.

Progression

Model — Triple

Fallback model — Double

Triple progression: add reps toward ~20, then a pin/micro-plate.

Best program fit

Pull, Upper

Load increments

Standardone pin
Smaller incrementmicro-plate on the stack, not a full pin
Larger incrementone pin once strong

If it hurts

Pain is information, not a challenge to push through. Stop the set if pain is sharp, worsening, or changes how you move. These are exercise-selection options, not medical diagnosis or rehabilitation advice.

Work down this list in order. Stop at the first change that removes the pain.

  1. Step 1

    Setup tweaks

    Bar vs rope vs single-handle; cable height; lean.

  2. Step 2

    ROM / tempo / bias

    Pause and squeeze; slow eccentric; full ROM.

  3. Step 3

    Implement swap

    Barbell curl (load), dumbbell curl, or machine curl.

Substitutions

Approved fallback

Barbell curl (load), dumbbell curl, or machine curl.

Compare all biceps options

The Evidence

Builds the biceps with constant tension. Does NOT overload like a barbell curl.

SFR — 4

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