According to the National Heart, Lung, and Blood Institute, varicose veins are swollen veins visible just under the surface of the skin. They most often occur in the legs, but they can form in any part of the body. More » Health Conditions & Diseases

Varicose veins are caused by age and pregnancy. Having weak valves and vein walls contributes to the formation of varicose veins. According to Mayo Clinic, as people get older their skin loses elasticity and the valves i... More » Health Conditions & Diseases

Possible causes of varicose veins, which commonly affect the legs and involve pain, include venous insufficiency, leg vein damage or increased pressure in the leg veins, according to WebMD. Pregnant women often develop v... More » Health Pain & Symptoms
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