What causes varicose veins? Varicose veins are mostly attributable to weakened or harmed valves within the veins, leading to blood pooling as well as veins getting swollen and twisted. In addition, this situation could be a symptom of much more serious venous health conditions which include chronic venous insufficiency. ramzi https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-everything-you-need-to-know/