Veins return blood from the remainder of the overall body to the heart. To return blood to the heart, the veins within the legs ought to operate against gravity. Weakened valves, also called incompetent valves, in the veins may possibly induce varicose veins. Sclerotherapy treats veins which might be twisted https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/