Venous insufficiency happens in the event the veins inside the reduced extremities simply cannot successfully push blood back to the center. This problem is typically chronic in character and occurs once the leg veins turn out to be enlarged (termed venous hypertension) as well as their valves cannot shut thoroughly. https://www.sgvascularctr.com/swollen-leg-why-do-i-have-it-and-what-can-i-do/