We all know that annoying feeling of having something in your eyes. But if there is nothing in there, yet you still have red, itchy and irritated eyes, then you might have an allergy. The symptoms of an eye allergy include: red eyes itches burning eyes sneezing a stuffy or a runny nose watery eyes (tears) swollen eyelids What Causes Eye Allergies? It is estimated that in the United States around 50 million people [...]