Clamshell

A-

Strong Evidence

Multiple randomized controlled trials show consistent positive results

15-20 each side
Reps
3
Sets
Daily or every other day
Frequency
8+ weeks in PFP programs
Results In
Beginner
Difficulty
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How to Perform

Detailed instructions for Clamshell coming soon.

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Evidence Summary

Hip abductor/external rotator strengthening programs (where clamshell is common) improve pain and function in patellofemoral pain. Multiple RCTs support hip-focused programs.

Evidence Type: RCTs

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Health Benefits

Part of evidence-based programs for patellofemoral pain. Strengthens hip external rotators and abductors.

Cosmetic Benefits

May help shape outer hip/glute area with progressive loading.

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How It Works

Hip ABD/ER strengthening can reduce dynamic valgus/internal rotation patterns during squat/stairs/running.

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Contraindications & Safety

'Clamshell alone' ≠ the whole hip program. Best as component of progressive hip strengthening plan.

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Goals This Helps

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