When 80% of people in the U.S. suffer from a sore back at some point in their lives, it can be easy to dismiss that pain as just a minor nuisance. If you can still move around and it’s not that bad, it must not be serious, right? In some cases, aches and pains are the result of age or maybe a vigorous weekend of physical activity. In the case of compression fracture symptoms, though, they might start mild and get worse if left untreated. Here’s how to know the difference.