Sclerotherapy consists of using a needle To place a solution in the vein. The sclerotherapy Answer causes the vein to scar. The scarring forces blood as a result of healthier veins. The varicose vein then fades. Will not strain. Straining and Keeping your breath when looking to move stool generate https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-from-the-perspective-of-a-vascular-surgeon/