IT Band Syndrome (ITBS) is one of the most common injuries in runners, especially in those new to the sport. The Iliotibial Band is a thick tendon that runs from the outside of the outer hip bone all the way down to the outer knee. Repetitive motions, such as in running, can overuse this area and cause inflammation. Read on to learn what steps to take whether you are just experiencing new symptoms or have been dealing with them for a long time.