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  7. Half Squat Side Bend

Exercise guide

Half Squat Side Bend

  • Intermediate
  • Compound
  • Rep-based
  • Lower legs
  • Shoulders
  • Upper legs
  • Waist

A dynamic compound exercise that builds lower body endurance and lateral core strength by combining an isometric squat hold with active oblique flexion. It effectively targets the quadriceps and glutes while challenging the obliques to stabilize and move the torso laterally.

Reviewed by the Crucible Fit team · Updated June 2026

Watch the Half Squat Side Bend demonstrationVideo and instructions for every movement are in the Crucible Fit app.

Muscles worked

Primary

  • Calves
  • Glutes
  • Hamstrings
  • Quadriceps

Secondary

  • Erector spinae

Equipment

  • Body weight

Setup

  1. Stand with your feet slightly wider than shoulder-width apart and toes pointed slightly outward.
  2. Lower your hips into a half-squat position, keeping your thighs at roughly a 45-degree angle to the floor.
  3. Place your hands behind your head with elbows flared out (prisoner style) to open the chest.
  4. Engage your core and keep your chest lifted to maintain a neutral spine.

How to do it

  1. While maintaining the half-squat depth, exhale and crunch your torso to the right, bringing your right elbow toward your right hip.
  2. Inhale as you return to the center position with control, keeping your hips level and stationary.
  3. Exhale and repeat the lateral bend to the left side, focusing on the contraction in your obliques.
  4. Continue alternating sides at a controlled, steady tempo without rising out of the squat.

Form checklist

  • Keep your weight distributed through your heels and mid-foot.
  • Ensure your knees stay tracked over your toes and do not cave inward.
  • Move strictly in a side-to-side plane; do not lean forward or round your back.
  • Keep your hips square and still; the movement should come from the waist up.

Pro tips

  • Focus on 'shortening' the distance between your lower ribs and your hip bone on the active side to maximize oblique recruitment.
  • Maintain constant tension in your quads and glutes by resisting the urge to stand up as you fatigue.
  • Imagine you are standing between two panes of glass to ensure your side bend remains perfectly lateral.

Make it harder

  • Increase the depth of the squat to a parallel position to increase lower body time-under-tension.
  • Add a small pulse at the bottom of each side bend to further challenge the obliques and stabilizers.

Frequently asked

What muscles does the half squat side bend work?
The half squat side bend primarily targets the calves, glutes, hamstrings, and quadriceps, and also works the erector spinae as secondary muscles.
What equipment do you need for the half squat side bend?
The half squat side bend requires no equipment — just your body weight.
Is the half squat side bend good for beginners?
The half squat side bend is rated intermediate. Build a base with simpler variations first, then progress to it with light load and strict form.

Related exercises

  • Barbell Hang Clean Below The KneesAdvanced · calves, glutes, hamstrings, quadriceps, and trapezius
  • Barbell SnatchAdvanced · adductors, calves, deltoids, erector spinae, glutes, hamstrings, lats, and quadriceps
  • Barbell Snatch From BlocksAdvanced · adductors, calves, glutes, hamstrings, lats, quadriceps, serratus anterior, and trapezius
  • Bosu Ball Step-Up High Knee Air TwistIntermediate · abs, calves, glutes, hamstrings, obliques, and quadriceps

Train it with Crucible Fit.

Every movement in this library is in the app with video and instructions, ready for your own sessions on the days between Crucibles. Your first Crucible is on us.

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