Knee Pain After Sitting: Solutions for Stiffness

Why Your Knee Hurts After Sitting (And How to Stop It) Knee pain after sitting is often caused by fluid buildup, pressure on joint structures, and the natural consequences of immobility. When seated for extended periods, synovial fluid—your knee’s natural lubricant—becomes stagnant instead of flowing freely throughout the joint capsule. This stagnation creates the characteristic…