Why Is the Calf Muscle Considered the Second Heart ...
2018-7-9u2002·u2002How the Calf Muscle Pump Works. Venous return refers to oxygen-depleted blood returning to the heart from the legs and feet. Since the heart can't do it alone, veno-muscular pumps in the lower body apply upward pressure on the veins to keep it moving at an efficient pace and in the right direction. These pumps include the ankle pump and the calf muscle pump, and they work together in the ...
Get Price