Many times your knee problems can be caused by improper techniques used while exercising. Some of those include bad form while exercising and others could be as simple as not wrapping your knees properly while leg pressing or squatting. These mistakes, when repeated over and over, can lead to larger problems like chondromalacia, a degenerative knee disorder that many times can be prevented with some minor changes. See the video below. Remember that if your experiencing pain never self diagnose and always see your physician for a treatment. This video is for informational purposes.