Why Max Velocity Sprinting Is Mostly Isometric @TheMovementSystem
Why Max Velocity Sprinting Is Mostly Isometric @TheMovementSystem
Uploaded January 2026 | Updated September 2026, 1 week ago
Max Velocity Sprinting is Mostly Isometric

📊 The achilles tendon experiences ~15-20mm of length change relative to the ~2-3mm of length change through the muscle fascicles. (PMID: 34714957)

Strong full range of motion calf training (ex: the Johnson Calf Raise) is a great foundation.

🏃🏽‍♂️ For higher specificity, consider progressing to run specific isometrics.
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Why Max Velocity Sprinting Is Mostly Isometric

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