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Leg Extension

Quad isolation — extend the knees against the pad.

machinebeginnerFilm: side
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AI form check · side view
Full movement, looped — roughly what the AI tracks when it scores your reps.Video by Pavel Danilyuk on Pexels

Muscles worked

Quadriceps
PrimarySecondaryStabilizer

Form tips

  • Align the knees with the machine pivot.
  • Extend to nearly straight, squeeze, lower slow.

Watch the loop a couple of times, then match the tempo and range of motion.

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