varicose veins in legs singapore for Dummies
Your veins have blood to your heart. Valves in these veins prohibit the blood flow to at least one path. Valves that weaken or that don’t shut properly cause blood to pool (acquire) within a vein. This is termed a varicose vein.The exact nature and lead to will not be entirely understood. Valvular incompetence from the superficial veins can come