Here are other facts about hay fever, including suggestions to reduce symptoms, courtesy of the American Lung Association:

• Symptoms often include congestion, red and watery eyes, sneezing, runny nose, and itchy eyes and ears.
• Many people who have hay fever develop asthma.
• Hay fever is more common during certain times of the year in different regions, depending on seasonal pollen counts in those areas.
• Symptoms may be reduced by limiting exposure to the outdoors. Use air conditioning and air-purifying devices, stay inside, and wear a dust mask if you have to be outside.
• Antihistamines and decongestant medications can help control symptoms.

-- Diana Kohnle