https://www.TheKneePainGuru.com – Knee Pain can be caused by knee instability. Listen to the video and see why so many people still have knee pain. Mis-Information can actually make your knee pain worse!
DR. STEPHEN J. O’BRIEN, an orthopedic surgeon, had his patient, Jay MacDonald, 52, lie on the examining table and bend his right knee back toward his chest to test for flexibility. The doctor had replaced Mr. MacDonald’s knee five weeks earlier and wanted to see how far beyond 90 degrees the knee would bend.