By: Samuel M. Wilson, M.D., FACS

If you are among the estimated 20 to 40 million men or women who suffer from venous insufficiency, you may have venous reflux disease. You may feel that your legs are aching or uncomfortable and may note that they swell up, especially as the day goes on. Your legs may feel heavy. Other symptoms include painful varicose veins, seen as protruding veins of various sizes.