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Read about the causes of varicose veins. Varicose veins are usually caused by weak vein walls and valves.
Learn more from WebMD about the causes, symptoms, and treatments for varicose veins and spider veins. Read about the causes of varicose veins. Varicose veins are swollen and enlarged veins that usually occur on the legs and feet. They may be blue or dark purple, and are often lumpy, bulging or twisted.
Varicose veins are gnarled, enlarged veins. Any vein may become varicose, but the veins most commonly affected are those in your legs and.
Varicose and Spider Veins: Causes, Symptoms, Treatment and Therapy Options from the number one heart center, Cleveland Clinic.