Thoracic Rotation — Open Book
Open Book
A floor-based upper-back rotation that opens the top arm across the body while keeping the legs supported.
Level
Beginner
Equipment
Bodyweight
Focus
Thoracic Rotators · Chest · Upper Back
Exercise Demonstration
Visual demo
Demonstration videos focus on movement quality. Use the cues below for additional guidance.
Key Cues
Do it well.
Begin side-lying with the knees bent and supported.
Reach the top arm across and open the chest gently toward the ceiling.
Keep the knees together and avoid forcing the shoulder to the floor.
Return slowly and repeat on both sides.
Common Mistakes
Watch for this.
Using momentum instead of controlling the movement.
Forcing a range that changes the intended body position.
Holding the breath throughout the movement.
Exercise Family
Same movement.
Different setup.
Choose the version that matches your equipment, experience and current training plan.
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