Why do my lower back muscles spasm after I vacuum the entire house?
1. Introduction Lower back muscles spasm after vacuuming due to cumulative biomechanical fatigue resulting from continuous flexion, spinal rotation, and the repetitive pushing and pulling forces acting on the lumbar spine. This repetitive asymmetric strain exhausts the paraspinal stabilizing muscles, causing a localized buildup of metabolic waste that irritates nerve endings and prompts the central … Read more