Progress 4 Day Deep Stretching for the Upper Body Complete & Continue Next Lesson Learn More Day 1: 20 Minute Deep Stretching for the Shoulders Day 2: 75 Minute Deep Stretching for the Upper Body Day 3: 20 Minute Deep Stretching for the Shoulders 4 Day Deep Stretching for the Upper Body Complete & Continue Next Lesson Learn More Day 1: 20 Minute Deep Stretching for the Shoulders