what causes red veins in eyes
On this page: Causes of red eyes â¢ Red eye treatment â¢ Tips for preventing red eyes. See also: Broken blood vessel in the eye â¢ All about eye allergies â¢ Answers to reader questions about dry eyes â¢ Relief for dry, irritated eyes. We've all experienced red, bloodshot eyes from time to time, affecting one or both eyes.Red eye is caused by swollen or dilated blood vessels on the sclera, the white outer surface of the eye. Red eyes can be accompanied by eye pain, itching, eye discharge, swollen eyes or visual disturbances such as blurry vision.In other cases, a red eye may cause no irritation at all.n this page: Causes of red eyes â¢ Red eye treatment â¢ Tips for preventing red eyes. See also: Broken blood vessel in the eye â¢ All about eye allergies â¢ Answers to reader questions about dry eyes â¢ Relief for dry, irritated eyes. We've all experienced red, bloodshot eyes from time to time, affecting one or both eyes.