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Allergies (Topic Center)


Learn about different types of allergies, how to prevent reactions, and what to do if your child has allergies.

Allergies 101

  • Food Allergies

    Milk, eggs, soy, wheat, tree nuts, peanuts, sesame, fish, and shellfish are among the most common foods that cause allergies.

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  • Insect Sting Allergies

    Insect stings usually are minor annoyances. But they can cause serious reactions in kids who are allergic to them.

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Dealing With Triggers

Handling Reactions

Most allergic reactions aren't serious. But severe reactions can be life-threatening and need medical care right away. Learn what to watch for — and what to do.

5 Ways to Prepare for an Allergy Emergency

Quick action will help your child during a serious allergic reaction. Here's a checklist for any parent of a child with a serious allergy.

Get prepared

First Aid: Allergic Reactions

Here's what to do when a child has an allergic reaction — mild or severe. 

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Serious Allergic Reactions

If your child has a severe allergy or has had a severe reaction, your doctor prescribed injectable epinephrine. Be sure to keep it on hand at all times.

Act fast

Allergy FAQs

  • Pollen-food allergy syndrome (also called oral allergy syndrome) causes a type of allergic reaction. It usually only affects the lips, mouth, and throat, and happens when someone with a pollen allergy eats some foods — fruits, vegetables, and nuts. For a few kids, it can be serious.

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  • Allergies don't cause asthma. But when kids already have asthma, having allergies can sometimes make their asthma symptoms worse.

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