Your veins have blood in your coronary heart. Valves in these veins limit the blood move to 1 way. Valves that weaken or that don’t shut correctly induce blood to pool (obtain) inside a vein. This is referred to as a varicose vein. While in the remaining, the SSV may https://www.sgvascularctr.com/service/vein-diseases-varicose-veins/