Perimenopause back pain is common: a 2026 review of 93,021 women found it in 57% of women in the transition, up from 42% before it. Cathy at VibranceWay explains what falling estrogen does to your spinal discs, lumbar bone and facet joints, why the HRT evidence is mixed, which exercises have the strongest research behind them, and the red-flag symptoms that need urgent care.