Your veins carry blood to the coronary heart. Valves in these veins limit the blood movement to 1 direction. Valves that weaken or that don’t close appropriately induce blood to pool (acquire) within a vein. This is referred to as a varicose vein. rasakan galaknya scatter hitam dengan pola terbarutips https://www.sgvascularctr.com/service/vein-diseases-varicose-veins/