The rehab standard is simple; the limit to your exercise is not how hard you can work out, but rather working as hard as possible without going past your tissue capacity.  Our team sees violation of the rehab standard as the most frequent cause of failure during activity progression. A client will feel great and start to progress their workouts. There is no symptoms during the exercise and often no symptoms the same day, but the next day they feel horrible.  We know that in activity progression, you need to understand the type of tissue that is healing, the specific exercise, and volume. We also need to consider the type of injury: chronic, recurrent, and acute.  Chronic Injury For chronic, we mean is has been present for a long time. When you have a chronic injury or chronic pain, there are two issues: your exercise capacity is lower because it