As Your vein stretches, the valves that hold blood going in a single course in the vein can’t operate as they need to. The sluggish blood backs up or pools inside your vein, triggering your vein to swell, bulge and twist. Varicose veins are twisted veins which can be swollen https://directory-expert.com/listings13443495/top-varicose-vein-surgeons-an-overview