Oral Allergy Syndrome

  • October 3, 2018

    What Should You Know About Oral Allergy Syndrome?

    Sneezing, runny nose, red and itchy eyes and other symptoms of hay fever affect a third of people living in North America. What is more, about a third of hay fever sufferers also experience a condition called oral allergy syndrome.   Oral allergy syndrome, also known as OAS, is a...