What if that ‘sun tan’ on your ankles or persistent leg swelling was something more? It can be Chronic Venous Insufficiency (CVI), a condition when leg veins fail to efficiently return blood to the heart. Normally, vein valves prevent blood from flowing backward—but when they malfunction, blood can pool in the legs, causing circulation problems that lead to heaviness, swelling, skin changes, and even ulcers. Recent headlines have brought vascular health into sharper focus with studies suggesting