Symptoms of Allergies and Allergic Reactions

How do you know if you are suffering from allergies? And if you are, what do your symptoms tell you about your allergy? This guide will help you find out.

Allergy Basics

Get the Facts on Allergies

Allergy symptoms negatively affect many patients’ quality of life. Find out the basics on what happens to your body when confronted with an allergen.

Find out more >>

Allergy Symptoms: Nose

Allergy Symptoms: Eyes

Allergy Symptom Checker

Find Out What's Ailing You

Check symptoms that you or a loved one are experiencing by clicking on the affected area of the body. Get personalized results.

Find out more >>

Allergy Symptoms: Skin

Severe Allergic Reaction Facts

Font size
- A
- A
- A
Email This
Bookmark
Save

Quiz - Do you know your allergy symptoms?

Sneezing and itchy, watery eyes in the late summer and fall are often caused by allergies to ragweed pollen.

Itchy Throat? Find Out What It Is

Itchy Throat? It's Called Oral Allergy Syndrome

Oral allergy syndrome is an allergic reaction to the proteins in many fruits, vegetables and nuts that are similar to the proteins in the pollen. It’s called a “cross reaction.”

Find out more >>

Allergic Reactions

Allergic Reaction And Anaphylaxis

Allergic reactions can range from very mild to life-threatening events, called anaphylaxis. Find out about symptoms, prevention and treatment here.

Find out more >>

Note: All clinical content on this site is physician-reviewed, except material generated by our community members.

Featuring Content From:

We comply with the HONcode standard for
trustworthy health information: verify here.

By using this service, you accept our Terms of Use. Please read them. The consumer health information on is for informational purposes only and is not a substitute for medical advice or treatment for any medical conditions. You should promptly seek professional medical care if you have any concern about your health, and you should always consult your physician before starting a fitness regimen. Copyright © 2005-2010. The HealthCentral Network, Inc. All rights reserved.