Weak or weakened valves may result in varicose veins. Arteries carry blood from the guts to the remainder of the system. Veins return blood from the rest of the entire body to the center. To return blood to the guts, the veins during the legs should perform from gravity. As https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-from-the-perspective-of-a-vascular-surgeon/