Coming in all shapes and sizes, varicose veins are a signal that your blood is pooling in your legs.<br />According to Allure, there are several treatments for varicose veins, ranging from simple cosmetic procedures to full-on surgery.<br />Sclerotherapy involves injecting tiny amounts of saline solution into the vein, causing it to collapse.<br />Laser therapy also works to treat troublesome veins, but it often leads to more scarring than sclerotherapy.