Exercise guide
Sitting Alternate Abduction Twist On A Chair
- Intermediate
- Compound
- Rep-based
- Shoulders
- Upper arms
- Waist
This seated compound movement targets the obliques and glutes by combining spinal rotation with hip abduction, improving core stability and lateral hip strength from a stable, low-impact position.
Reviewed by the Crucible team · Updated June 2026
Muscles worked
Setup
- Sit on the edge of a stable chair or flat bench with your feet flat on the floor, hip-width apart.
- Maintain an upright posture with a neutral spine and your chest lifted.
- Place your fingertips lightly behind your ears with elbows flared out to the sides.
- Engage your core by pulling your navel toward your spine to stabilize your torso.
How to do it
- Simultaneously lift your right foot off the floor, moving your right knee outward (abduction) while rotating your torso to the right.
- Exhale as you bring your left elbow toward your right knee, focusing on the contraction in your obliques.
- Inhale as you slowly return your foot and torso to the center starting position with controlled tempo.
- Repeat the movement on the opposite side, alternating sides for each repetition.
Form checklist
- Keep your back straight and avoid slouching or rounding the lumbar spine.
- Ensure the rotation occurs at the waist rather than just pulling on your neck with your hands.
- Keep the stationary foot firmly planted on the ground to maintain balance.
- Drive the knee outward as you lift to ensure the glutes are actively engaged.
Pro tips
- Focus on the 'mind-muscle connection' by imagining you are wringing out a towel with your midsection during the twist.
- Pause for one second at the peak of the contraction to maximize engagement of the glute medius and obliques.
- Keep your elbows wide throughout the entire set to prevent your arms from doing the work instead of your core.
Make it harder
- Hold a light medicine ball or dumbbell at chest height to increase the rotational load.
- Perform the movement with a mini-band placed just above your knees to increase resistance during the abduction phase.
Frequently asked
- What muscles does the sitting alternate abduction twist on a chair work?
- The sitting alternate abduction twist on a chair primarily targets the abs, glutes, and obliques, and also works the erector spinae and serratus anterior as secondary muscles.
- What equipment do you need for the sitting alternate abduction twist on a chair?
- The sitting alternate abduction twist on a chair requires no equipment — just your body weight.
- Is the sitting alternate abduction twist on a chair good for beginners?
- The sitting alternate abduction twist on a chair is rated intermediate. Build a base with simpler variations first, then progress to it with light load and strict form.
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