Weight Training with Low Back Pain, Pt 2 Will Morris, DPT, SSC | December 21, 2016 Part 2 of a talk by Dr. Will Morris, Starting Strength Coach and Doctor of Physical Therapy on back pain delivered to the 2016 Starting Strength Coaches Association Conference held in Wichita Falls, TX. Will continues his talk on spinal anatomy and presents a theory about the cause of acute back pain caused by impingement. Pathoanatomy and whether or not it is safe to train under certain conditions is also discussed. Part 1 Part 3 Discuss in Forums