This document discusses low back pain and sciatica. It notes that low back problems are the most common cause of doctor visits each year, with 8 out of 10 people experiencing low back pain at some point. Low back pain results in more lost work days than any other physical affliction for those under 45. While back pain affects adults, 51% of school children also report suffering from low back pain. The primary causes of back pain are misalignments of the spine putting pressure on nerves, as well as bulging discs. Sciatica, a condition causing leg pain, weakness, or numbness, is often caused by low back problems irritating the sciatic nerve. Common treatments for back pain include drugs, surgery, or physical