Causes of Varicose Veins

Many theories for why varicose veins occur exist, but most theories agree that defective or damaged valves in the veins are the source of the gnarled and enlarged veins that affect thousands of women and men each year. The valves stop the deoxygenated blood from flowing backwards, but why do these valves start malfunctioning? Find out by visiting our informative page on the Common Causes of Varicose Vein. Discover the other risks factors that contribute to varicose veins and all you need to know about varicose veins by reading our Risk Factors, Screening and Diagnosis article.