What causes chronic back pain to flare up suddenly?
1. Introduction A sudden flare-up of chronic back pain is typically triggered by mechanical micro-traumas, psychological stress inducing profound muscle spasms, or acute localized inflammation within a previously degenerated spinal disc or facet joint. While the underlying anatomical degradation—such as osteoarthritis or a bulging disc—remains constant, temporary shifts in muscular loading, systemic inflammatory states, or … Read more