The blood in the veins of the legs works against gravity in order to return upwards to the heart. The blood is moved up towards the heart by one-way valves in the veins. When the leg muscles contract ...

Varicose veins are enlarged, ... They usually develop on the legs, either on the inside of the leg or behind the knee. The varicose veins rarely need treatment for health reasons, ...

A common myth about varicose veins is that they’re purely a cosmetic issue. Although some people may only experience aesthetic changes, that’s not always the case. “They can ...

No one, no matter how snooty, has actual blue blood. So why do veins look blue under the skin? Turns out, the answer lies in physics, not biology.

Deep vein thrombosis is an abnormal clot within a vessel where the congealing of blood blocks the flow through on the way back to the heart. It is most common in legs but also can happen in the ...

The femoral vein, a blood vessel located deep inside each of the thighs, is prone to blood clots. Known as femoral vein thrombosis, a blood clot in the femoral vein or its branches can have ...

What is a vein and what makes a vein a varicose vein? In this edition of Ask the Expert, vein specialist Dr. Demetrios Karamichos of Region Vein in Munster describes how veins become varicose ...

When varicose veins become advanced, there may be symptoms, especially after prolonged sitting or standing. Possible symptoms include an achy or heavy feeling in the legs, burning, cramping, and ...

Don’t get it twisted. While spider and varicose veins are a source of aesthetic ire for many, there are key, and potentially life-threatening, differences between the two conditions.