How common are abnormal leg veins?
Approximately half of the U.S. population has venous disease — 50 to 55 percent of women and 40 to 45 percent of men. Of these, 20 to 25 percent of the women and 10 to 15 percent of men will have visible varicose veins. Varicose veins affect one out of two people age 50 and older, and 15 to 25 percent of all adults.