Varicose veins occur in the legs as a result of the insufficiency of the valves in the superficial and deep vein system, causing blood to pool under the influence of gravity and the subcutaneous veins becoming fuller and more prominent. The incidence of varicose veins is high at young ages. There are many reasons for this: The most common reason is hereditary. Sedentary occupational disease (standing too much, walking less), obesity, not doing sports, sitting at a desk and feet...