Veins return blood from the remainder of the body to the guts. To return blood to the center, the veins within the legs must do the job from gravity. Weakened valves, also referred to as incompetent valves, within the veins might induce varicose veins. Sclerotherapy treats veins that are twisted https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/