Venous insufficiency happens if the veins while in the decrease extremities simply cannot efficiently force blood again to the guts. This difficulty is often chronic in mother nature and occurs once the leg veins come to be enlarged (termed venous hypertension) as well as their valves can not close properly. https://www.sgvascularctr.com/swollen-leg-why-do-i-have-it-and-what-can-i-do/