Shoulders, Chest
Watch Tutorial
https://www.youtube.com/shorts/oQC-zPQcSo0
https://www.youtube.com/shorts/9SCZ-1NsvV0
https://www.youtube.com/shorts/PpKNxnLyqjg
https://www.youtube.com/shorts/h5LBuBsvRxE
https://www.youtube.com/shorts/iXfsml_sooQ
https://www.youtube.com/shorts/n6rmmNnEPI8
Sit floor, knees bent. Partner behind.
Extend arms straight back, palms facing.
Partner holds wrists.
Try pull arms forward against resistance (isometric) 10-20s.
Relax. Partner gently lifts wrists. Hold 15-30s.
Feel stretch chest/shoulders.