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Allergies Health Center

Is It Pollen, or Something Else?

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If your symptoms happen every so often in spring, summer, or early fall, you may have seasonal allergies. Tree pollen is a problem in spring, grass pollen in summer, and weeds in fall.

If you have symptoms year-round, you may be allergic to dust mites, pet dander, or mold and mildew. Mold spores can also be a problem outdoors, usually when weather is warm and humid.

Recommended Related to Allergies

Fall Allergies and Sinusitis

Autumn has arrived, and you don’t feel so good. You can’t stop sneezing and sniffling. The return of cool weather leaves you feeling not invigorated but miserable. What’s going on? You may be suffering from pollen allergy, a.k.a. allergic rhinitis or hay fever. Thirty million Americans do, and symptoms typically flare in fall. Like all allergies, hay fever stems from a glitch in the immune system. Instead of attacking harmful foreign substances such as bacteria and viruses, it tries to neutralize...

Read the Fall Allergies and Sinusitis article > >

It’s possible to have both kinds of allergies. Your doctor can help you figure out more exactly what you’re allergic to.

WebMD Medical Reference

Reviewed by Laura J. Martin, MD on November 06, 2012

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