When these valves will not functionality correctly, blood pools and pressure builds up, weakening the veins and causing them to get enlarged and twisted. ​​Don't choose aspirin for any 1 7 days just before treatment. Be sure to take in just before treatment to avoid getting lightheaded over the process. https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-from-the-perspective-of-a-vascular-surgeon/