Interesting article from 2009 in the NY Times about studies done on runners and their knees. Makes some good points about the importance of keeping the HIPS and knees strong through strengthening exercises, in addition to running. Also discusses how running (and walking) may actually condition our cartilage to resist breaking through "loading" from running. An evaluation by a physical therapist can help you develop a plan to get back to running or walking! If you have a few minutes, check this out.
