Multifactorial Causes of Varicose Veins, genetic and lifestyle related
Varicose veins are almost never formed in isolation; there is most often, a deeper, larger, vein that is "incompetent" that connects to the superficial, visible varicose vein. This is the "Venous Reflux" disease that you have heard of.
This refluxing vein is usually the greater or lesser saphenous vein with valves that are not functioning normally. These root cause veins typically give rise to the varicose veins seen on the surface, and thus, to...