UMT Spine Mobility SISS Superset x 1 Show All Acute Variables UMT Wall Thoracic Thread the Needle reps 10 Set Reps 1 10 Show Acute Variables UMT Side Lying 90-90 reps 10 Set Reps 1 10 Show Acute Variables × Click to preview an activity Share × Copy this link to share this program. Anyone with this link will be able to view the program.