More than 700,000 total knee replacement surgeries every year in the U.S. It's important everyone is educated on how to keep their bodies healthy. It is never going to be a good thing that we're getting used to real wear and tear for our bodies. Besides a traumatic incident to the knee, you shouldn't have knee pain. How? By correcting the Q angle. In the physical therapy world, the Q angle is often overlooked and underestimated