Train Fitness is becoming Motra. Learn More
A side-lying mobility exercise that enhances thoracic spine rotation, targeting erector spinae and obliques to improve upper back flexibility for better posture and sports performance requiring rotational movements.
1/5 • Beginner
Lower Back
Lats, Chest, Traps
6
No
No
No
Small
Low
Erector Spinae
External Obliques, Internal Obliques
Upper Chest
Mid Traps
5-10 reps
30-60 seconds
Lie on your side on a mat with knees bent at 90 degrees and stacked, arms extended forward at chest level with palms touching.
Inhale to prepare or return; exhale to rotate and deepen the stretch while bracing your core.
3-2-1
Rotate top arm from forward to as close to the floor behind you as comfortable without straining lower back or hips.
Not required; self-guided mobility exercise.
Open-Book Stretch, Side-Lying T-Spine Rotation, Thoracic Rotation Stretch
Share your thoughts or help us improve this guide.
Bodyweight
Lower Back
Bodyweight
Obliques, Lower Back
Bodyweight
Obliques, Lower Back
Kettlebell
Forearms, Traps
Plates
Forearms, Traps
Dumbbells
Glutes, Hamstrings
Kettlebell
Glutes, Hamstrings
Others
Glutes, Hamstrings
Bodyweight
Lower Back
Bodyweight
Lower Back, Glutes


subscribe to our newsletter
Contact Us
hello@trainfitness.aiFind Us
130 Spadina Avenue, Toronto,
Ontario, M5V 0H4, Canada
©2025 All Rights Reserved
We use cookies to enhance your browsing experience, serve personalized content, and analyze our traffic. By clicking 'Accept All', you consent to our use of cookies.