Food, animal dander and the environment are all reasons that some people experience allergic reactions. Learn about the types of allergies and treatment options.
There are many types of allergies and allergic reactions. Get a basic overview of allergies, your immune system and why some people are more susceptible to allergies than others. See more »
Nose sprays, oral medication, immunotherapy, supplements -- which allergy treatment is best for you? Read about the different allergy treatment options to get informed. See more »
Animal allergies can wreak havoc on your immune system. Learn about different types of animal allergies, how to relieve pet allergies and more. See more »
Food allergies can trigger serious reactions in the body. Learn about the different types of food allergies and how to manage them. See more »
Dust mites, mold and other allergens can live in your home or workplace. Get tips and information on how to reduce indoor allergies and improve indoor air quality. See more »
Outdoor allergies bring seasonal sneezing, watery eyes and runny noses to many people. Learn how outdoor allergies work and how to reduce pollen exposure. See more »
Skin allergies can include sensitivity to latex, chemicals and plants. Learn about the types of skin allergies and how to avoid them. See more »
Loading more content
Hear and Now: Echidnas Are the Coolest Monotremes Ever
Monster Science Figures Out What That Creepy 'Alien' Facehugger Is
Should You Know if Your Doctor Is a Democrat or a Republican?
See More Headlines »