Knee pain is common, but surgery isn't necessarily the answer, researchers say. Inna Jacquemin/iStockphoto hide caption

itoggle caption Inna Jacquemin/iStockphoto

An anatomical drawing shows the ligaments on the outside surface of the knee. The anterolateral ligament connects the thigh bone to the shinbone. Courtesy of University Hospitals Leuven hide caption

itoggle caption Courtesy of University Hospitals Leuven

Scoliosis didn't keep golfer Stacy Lewis from becoming a top-ranked pro. She spent almost eight years wearing a back brace, yet still had to have surgery. Jonathan Ferrey/Getty Images hide caption

itoggle caption Jonathan Ferrey/Getty Images

Here's an evidence-based test with no dangerous side effects. But some common orthopedic treatments don't work. Selim Ucar/CAM/iStockphoto.com hide caption

itoggle caption Selim Ucar/CAM/iStockphoto.com