Our joints are made super-smooth to allow painless Arctic Blast weight-bearing and movement for the thousands of steps we do every day. Break this surface and even after healing it will not be perfectly smooth again. Even the slightest rough edge greatly increases the rate of wear in that joint. Many people are surprised after a broken leg to find that their future mobility will potentially be affected.Key-hole surgery for cartilage (meniscus) tears also increases the risk of arthritis as the function of the meniscus is to absorb shock and protect the joint surfaces. The former practice of removing the entire meniscus was more damaging but even partial removal has been shown to lead to higher future rates of osteoarthritis.