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  3. Exercises
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  5. Core & Abs
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  7. Standing Torso Twist Arms Swing

Exercise guide

Standing Torso Twist Arms Swing

  • Beginner
  • Compound
  • Rep-based
  • Waist

This dynamic movement improves spinal mobility and core engagement while activating the shoulders and glutes through rhythmic rotation. It is an effective warm-up for enhancing rotational power and coordination by using arm momentum to drive the torso.

Reviewed by the Crucible Fit team · Updated June 2026

Watch the Standing Torso Twist Arms Swing demonstrationVideo and instructions for every movement are in the Crucible Fit app.

Muscles worked

Primary

  • Abs
  • Glutes
  • Obliques
  • Trapezius

Secondary

  • Serratus anterior

Equipment

  • Body weight

Setup

  1. Stand with feet shoulder-width apart and a slight bend in the knees.
  2. Extend your arms out to the sides at shoulder height, keeping them relaxed but straight.
  3. Engage your core and maintain a tall, upright posture with your gaze forward.

How to do it

  1. Rotate your torso to one side, allowing your arms to swing naturally with the momentum of the turn.
  2. Pivot on the ball of the trailing foot, rotating the hip inward to allow for a full range of motion and protect the knee.
  3. Exhale as you reach the peak of the twist, then immediately swing back to the opposite side in a fluid, continuous motion.
  4. Maintain a steady, rhythmic tempo, inhaling as you pass through the center and exhaling on each rotation.

Form checklist

  • Pivot the trailing foot to ensure the hips rotate along with the torso.
  • Keep the core braced to ensure the twist occurs through the thoracic spine.
  • Keep shoulders relaxed and down, away from the ears.
  • Maintain a slight bend in the knees to stay athletic and balanced.

Pro tips

  • Initiate the movement from your obliques and hips rather than just pulling with your arms.
  • Think of your arms as 'heavy ropes' being flung by the power of your core rotation to maximize centrifugal force.
  • Focus on a smooth, continuous flow rather than jerky, segmented movements to improve mobility.

Make it harder

  • Hold light weights or water bottles to increase the rotational inertia and demand on the deltoids and obliques.
  • Perform the movement at a faster tempo with a wider stance to increase heart rate and dynamic stability requirements.

Frequently asked

What muscles does the standing torso twist arms swing work?
The standing torso twist arms swing primarily targets the abs, glutes, obliques, and trapezius, and also works the serratus anterior as secondary muscles.
What equipment do you need for the standing torso twist arms swing?
The standing torso twist arms swing requires no equipment — just your body weight.
Is the standing torso twist arms swing good for beginners?
Yes. The standing torso twist arms swing is a beginner-friendly movement and a strong foundation to build on.

Related exercises

  • Ardha Matsyendrasana Yoga PoseIntermediate · abs, glutes, obliques, and trapezius
  • Brettzel With Head TurnIntermediate · abs, glutes, obliques, quadriceps, and trapezius
  • Kettlebell Turkish Get-Up Squat StyleAdvanced · abs, glutes, obliques, quadriceps, and trapezius
  • Lying Figure 4 Twisting Torso StretchBeginner · abs, glutes, obliques, and trapezius

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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