Best Exercises For Knee arthritis While you may be worried about what the various factors are that cause knee arthritis , it may come as a complete surprise to you to learn that running is not a main risk factor in spite of the fact that medical opinion on the subject is almost evenly divided between those who think it does affect your knee arthritis and those who think it does not. Furthermore, there are even some studies that suggest that if a person keeps his or her mileage to below th