Seasonal & Pet AllergiesSpring Allergies

There's no cure but you can take steps to curb springtime allergies, from medication to household habits.

Summer Allergies

Summer allergies are usually triggered by pollen from grasses and weeds.

Fall Allergies

Ragweed, mold, and dust mites are the biggest allergy triggers in the fall.

Winter Allergies

With indoor allergies such as mold and dust mites, you may notice symptoms more during winter, when you spend more time inside.

Hay Fever

Hay fever, or allergic rhinitis, is an immune disorder presented by an allergic response to pollen grains and other substances.

Mold Allergy

All of us are exposed to some mold every day, usually, without problems. If you have allergies to it, you can have a reaction.

Dust Allergy

For creatures you can't even see, dust mites can stir up a lot of trouble.

Dog Allergy

For a person with dog allergies, life in a dog-loving country isn't easy. Roughly 37%-47% of American households have a dog.

Cat Allergy

About 10% of the U.S. population has pet allergies, and cats are among the most common culprits.

Food AllergiesFood AllergiesIs It an Allergy or an Intolerance?

Food allergies or food intolerances affect nearly everyone at some point.

Milk Allergy

If you have a milk allergy, avoiding milk and food containing milk and milk products is the only way to prevent a reaction.

Casein Allergy

If a glass of milk or slice of pizza causes swollen lips, hives, or other symptoms, you may have an allergy to casein.

Egg Allergy

Egg allergies are more common in children than in adults. Reactions range from mild to severe.

Wheat Allergy

It can be a challenge to avoid wheat because it’s in so many things.

Nut Allergy

If you have a nut allergy, avoiding nuts, including peanuts and tree nuts, and food with nuts is the way to prevent a reaction.

Seafood Allergy

If you’re allergic to one kind of seafood, your doctor may have told you to avoid others. Here’s what to look out for.

Sulfite Sensitivity

Sulfites are a group of sulfur-based compounds that may occur naturally or may be added to food as an enhancer and preservative.

Soy Allergy

A soy allergy is when your body reacts to soy protein. Soy protein is a product of soybeans and it’s in many foods.

Skin AllergiesHives (Urticaria) and Angioedema

Hives are swollen bumps, patches, or welts on the skin that appear suddenly. They happen because of allergies or other reasons.

Allergies to Poison Ivy, Oak, and Sumac

Poison ivy, poison oak, and poison sumac are plants that contain an irritating, oily sap called urushiol.

Allergies to Insect Stings

Bee, wasp, yellow jacket, hornet, or fire ant stings are the insect stings that most often trigger allergies.

Can You Be Allergic to the Sun?

Polymorphous light eruption (PMLE) is a condition in which you get skin rashes even after limited sun exposure.

Cosmetic Allergies

Certain ingredients in cosmetics, such as fragrances and preservatives, can act as allergens and trigger an allergic reaction.

Nickel Allergy

A nickel allergy is a skin reaction that develops after exposure to nickel or items containing the metal.

Other AllergiesEye Allergies

Millions of Americans have allergies. Most of those millions have symptoms involving their eyes.

Allergic Conjunctivitis (Pink Eye)

Conjunctivitis is one of the most common and treatable eye conditions in children and adults.

Drug Allergies

Many medications can cause side effects, and certain ones can trigger allergies.

Aspirin (Salicylate) Allergy

If you're allergic to chemicals called salicylates, you may need to avoid certain foods, medicines, and other products.

Penicillin Allergy

Penicillin has been a go-to drug to clear up bacterial infections. But some people get a bad reaction from taking it.

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