Veins return blood from the remainder of the physique to the center. To return blood to the guts, the veins inside the legs will have to perform against gravity. Weakened valves, also referred to as incompetent valves, in the veins may bring about varicose veins. In this technique, a confined https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/