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Woman sneezing from allergies
Understanding Allergies
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6 Things to Know About Sinuses

You know sinuses are in your head, but have you ever wondered exactly what they are? Here are some things to know about sinuses.

Woman sneezing from allergies
Symptoms
WHAT CAUSES SNEEZING FROM ALLERGIES?

You know that feeling when your nose starts to twitch? That’s the start of a sneeze. You might be surprised to find that a sneeze starts with your nervous system.

Symptoms
Understanding Common Allergy Symptoms

For many people, allergy symptoms come on quickly when your immune system overreacts to normally harmless substances called allergens.

Symptoms
IS IT A COLD OR ALLERGIES?

It’s often hard to tell the difference between a cold and allergies.

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Get the ZYRTEC® AllergyCast® app for your daily pollen forecast.

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