If you suffer from leg discomfort or achiness, or swelling and restlessness in your legs, you may have underlying vein disease. Before considering VenaSeal, you should understand the cause of varicose veins. if you plan to treat varicose veins then consider the benefits that come with VenaSeal. VenaSeal procedure allows the blood to find a different path instead of through the faulty vein. VenaSeal offers a more comfortable treatment option than others.