Veins return blood from the rest of the human body to the heart. To return blood to the heart, the veins inside the legs will have to perform versus gravity. Weakened valves, also referred to as incompetent valves, within the veins might bring about varicose veins. During this procedure, a https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/