Why Does My Lower Back Feel Weak When I Bend Over to Tie My Shoes?
1. Introduction A sensation of weakness in the lower back when bending forward to tie shoes typically originates from muscular deconditioning, lumbar instability, or increased intradiscal pressure. As the spine flexes, the mechanical load shifts dramatically from the structural vertebrae to the paraspinal muscles and posterior ligaments, which can feel unsteady and frail if they … Read more