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If blood moves too slowly through your veins, it can cause a clump of blood cells called a clot. When a blood clot forms in a vein deep inside your body, it causes what doctors call deep vein thrombosis (DVT). This is most likely to happen…
The veins in your legs carry blood back to your heart. They have one-way valves that keep blood from flowing backward. If you have chronic venous insufficiency (CVI), the valves don’t work like they should and some of the blood may go back down into…
Spider veins are smaller, red, purple, and blue vessels that also twist and turn. Spider veins are easily visible through the skin, as well. They affect the capillaries, the body’s smallest blood vessels. Spider veins, which are red or blue, look like…
Varicose veins are twisted, enlarged veins. Any vein that is close to the skin’s surface (superficial) can become varicosed. Varicose veins most commonly affect the veins in the legs. That’s because standing and walking increase the pressure in the veins…