http://easymash.club/story.php?title=where-is-the-si-joint Understanding Why Joints Hurt Before Rain Joint discomfort related to changing weather patterns can be attributed to variations in atmospheric pressure, which influences the fluids and tissues within the joint capsules. As the barometric pressure drops in anticipation of rain, the decrease in external air pressure causes tissues to expand, exacerbating inflammation in the affected areas. Thu, 13 Aug 2026 21:11:48 UTC en