Veins return blood from the rest of the physique to the center. To return blood to the guts, the veins inside the legs should get the job done against gravity. Weakened valves, also known as incompetent valves, within the veins may well trigger varicose veins. Sclerotherapy treats veins that happen https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/