An allergy is a disorder of the immune system that causes symptoms, such as sneezing, itchy and watery eyes, and a runny nose. Allergens are the stimuli that cause these allergy-related symptoms.
Treating a Sinus Headache
Are You Allergic to Your Pet?
Ease In-Flight Ear Pain
Reduce the Risk of Canker Sores
At Greater Risk of Flu Complications?
Farm Kids Get Fewer Allergies, International Study Finds
Drug-Resistant Germs Thrive in America's Corroding Water Systems
How to Protect Yourself From the Seasonal Flu
Flavorings Boost Toxicity of E-Cigarettes in Lab Study
Early Introduction of Eggs, Peanuts May Cut Kids' Allergy Risk: Study
CDC: Too Many Antibiotics Still Being Prescribed in U.S.