Varicose veins appear just under your skin surface in your lower body, especially in the legs, ankles, and feet. These blood vessels are swollen because of the weak walls. When the valves are not functioning correctly, proper blood circulation is not going on. This makes the veins appear purple and red. And you can notice the bulges on the skin surface of your legs, ankle, and feet."What are the Treatment Options for Varicose Veins?" Many treatment options available can treat varicose veins but can appear back in the new veins.