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Also known as: Peterson step.

Technique

  1. Stand on one leg on a low step with the other leg straight in front
  2. Bend your standing knee and lift your heel to lower yourself partially toward the ground until the other heel lightly touches the floor.
  3. Return to the upright position by extending the knee

Form tips

  • Push your knee forward while leaning back, keeping your torso aligned with your thighs.
  • Avoid bending at the hips.
Logging: Repetitions done on one side.

Muscles

Strength

Primary

  • Glutes
  • Hamstrings
  • Quadriceps

Secondary

  • Hip adductors
  • Pelvis
  • Gluteus maximus
  • Semitendinosus
  • Semimembranosus
  • Biceps femoris (long)
  • Rectus femoris
  • Vastus medialis
  • Vastus intermedius
  • Vastus lateralis
  • Iliacus
  • Psoas major

Equipment

Appears in

Joint movements
trains stretches

Progressions

e19w

Weighted partial one-leg sissy squat

Advanced

Regressions

e19x

Slanted quarter pistol squat

Novice

Variations

e19w

Weighted partial one-leg sissy squat

Advanced
e19t

Weighted quarter pistol squat touchdown

Novice
e19s

Quarter pistol squat touchdown

Novice
e19u

Stepper touchdown squat

Novice
e0e5

Pistol squat with leg raise

Intermediate
e14r

Weighted pistol squat

Intermediate
Want to log this exercise? Open it in Calistree. Text and images are used under CC BY-NC-ND 4.0; the video plays from the original source.