Varicose Veins: Symptoms, Causes, and Treatment

“Varicose veins are enlargement or dilation of veins located just below the surface of the skin (superficial veins) usually occur in the legs. It can also occur in the esophageal vein (esophagus) called esophageal varicose, scrotum, vagina, anal part (hemorrhoids), sublingual (tongue), and others.”

It’s important to understand what varicose veins are, let’s start with the definition of varicose veins and other important things to know about the normal structure of the venous blood vessels.

A vein is a blood vessel that carries blood back to the heart. In this case we are more specifically discussing about the leg veins. There are three types of veins in the legs, they are:

  • Superficial vein (surface)

It is under the surface of the skin, and it can often look bluish in color.

  • Deep vein (in)

Located on the muscle so it cannot be seen.

  • Vein perforator (link)

Connecting the superficial vein with the deep veins.

 

In the veins there is a one-way valve that leads upward (to the heart). This valve serves to prevent blood from flowing back down. When we stand there is a long enough distance between the heart and feet. The gravitational force tends to draw blood back …