If these valves are weak or destroyed, blood can flow backward and pool from the veins, resulting in the veins to stretch or twist. Varicose veins are bulging, enlarged veins. Any vein that may be near to the pores and skin's surface, called superficial, can become varicosed. Varicose veins most https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/