Its a fantastic technique, can be very painful. Effective at breaking down the network of fibers that have congested in an injured area. The tools used allow for greater precise pressure and scraping. Once the fibers are softened and broken down, they can heal in a better aligned formation. So, although you can't eliminate an area of injury, you can improve it, and prevent the fibrosity of the scar tissue from affecting surrounding areas. Keeps it contained, good blood flow to the area, maintains health and range of motion