Each year, up to one-quarter of U.S. adults experience low-back pain. Most people have significant back pain at least once in their lives; often, the cause is unknown. Back pain varies widely. For many people, it lasts only a few weeks, no matter what treatment is used. But for others, the pain can become chronic and even debilitating. Low-back pain is a challenging condition to diagnose, treat, and study.
This page last modified September 24, 2017