When you've got back pain, one of the best questions you can ask is, "Why is it happening?" That can be the first step to helping the problem.
Common causes for back pain include:
Muscle and ligament injuries. These are the most common causes of back pain. Shoveling snow or helping a friend move her couch can sometimes overstretch the muscles or ligaments. You can wind up with strains or sprains. Most of these injuries heal in a few days to weeks.