Why do I get a burning pain in my lower back after standing at a kitchen sink?

Why do I get a burning pain in my lower back after standing at a kitchen sink?

1. Introduction Standing at a kitchen sink forces the lumbar spine into prolonged hyperextension while the arms reach forward, placing intense, sustained mechanical load on the facet joints and paraspinal muscles. This isometric contraction reduces blood flow to the muscular tissues, leading to localized ischemia and the accumulation of metabolic waste that manifests as a … Read more