MONDAY, Oct. 5, 2020 (HealthDay News) -- For people with back pain caused by sciatica, it might be a good idea to start physical therapy sooner rather than later, a new clinical trial suggests. Sciatica refers to pain that radiates along the sciatic nerve, which runs from the lower back, through the hip and down the back of the leg. It's often the result of a bulging spinal disc that compresses the nerve. In general, people with sciatica should try to remain active and not take to bed, said study author Julie Fritz, a physical therapist and associate dean for research at the University of Utah's College of Health, in Salt Lake City. But it's one thing to tell patients to stay active, and another to give them targeted exercises to deal with the condition, Fritz said. So her team...