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Allergy Basics

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.

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What are some allergy-induced asthma symptoms?

About 70 percent of asthma sufferers also have allergies. Learn about allergy-induced asthma symptoms in this article.


Can You Be Allergic to Your City?

If you're moving from one city to another, pack some extra tissues because it's true: Seasonal allergies can flare up when you relocate and are exposed to new allergens. See more »

Nothing to Sneeze at: Allergies May Affect the Brain

There may be more going on with your body than just itchy eyes and a runny nose when you're dealing with seasonal allergies, a small new study finds. See more »

Marked at Birth: Your Birth Month, Allergies and DNA Are Linked

Although scientists knew that birth season affected people's allergy risk, they didn’t know why this happened. A new study gets us one step closer. See more »

Now You See Them, Now You Don't: The Trouble With Allergies

The sixth-leading cause of chronic illness in the U.S. remains maddeningly difficult to figure out. See more »

Is it possible to be allergic to your own blood?

With blood pumping through your body every second of the day, it seems unthinkable that this life-giving substance could be an allergen. For some people, it's not weird science — it's reality. See more »

Is it possible to make yourself allergic to something?

Allergy symptoms like itchy, watery eyes aren't any fun to deal with. Could you be causing your own pain with certain patterns of behavior? See more »

5 Common Allergens

Can you identify household and common allergens? Recognize common allergens and learn how to deal with their side effects. See more »

3 Things Making Your Child's Allergies Worse (and How to Fix Them)

Pollens, dust mites, pet allergens ... do you know what is bothering your allergic child? See common allergens and how to reduce your child's exposure to them. See more »

Prevent Allergy Symptoms While Traveling

Learn how to control your allergy symptoms while traveling. No more sneezing, watery eyes and runny nose on your trips! See more »

5 Signs That Your Child Has Allergies

If your child seems to get ill more often than average, maybe it is time to ask if they suffer from allergies. See these seven signs that your child may be suffering from allergies. See more »