Read about the six benefits of weight-loss surgery and why it works; the four stages of a migraine headache and whether you are a candidate for migraine surgery; how to combat knee pain by strengthening your legs, losing weight, improving flexibility, and seeing an orthopedic specialist who can design a conservative nonsurgical care program or perform advanced surgery, if need be; how women can bolster their prevention and treatment effort in dealing with their heart health; how a stranger’s donation triggered a chain of events that eventually saved the lives of six people in need of new kidneys; symptoms and treatment of mold exposure, which is common in the aftermath of a hurricane and flooding; understanding and treating chronic pain; and how diagnostic imaging tests can detect disease.