Venous insufficiency takes place when the veins from the lessen extremities can not proficiently drive blood again to the center. This situation is often chronic in nature and arises if the leg veins develop into enlarged (termed venous hypertension) as well as their valves are not able to near effectively. https://www.sgvascularctr.com/swollen-leg-why-do-i-have-it-and-what-can-i-do/