Allergy Basics

There are many types of allergies and allergic reactions. Get a basic overview of allergies, your immune system and why some people are more susceptible to allergies than others.


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What is an anaphylactic reaction?

If you have allergies and have ever felt an itching or metallic taste in your mouth then you know that you are having an anaphylactic reaction to something. Learn more about what causes this to happen and what you can do to prevent it.

How can I avoid allergy triggers?

How can I avoid allergy triggers? Learn more about how you can avoid allergy triggers with these helpful tips that we have gathered for you here.

Allergies and Immune System

Allergies and your immune system are closely related to one another. Find out how your immune system can make you more susceptible to contracting an allergy.

Types of Nasal Inflammation

You may have more than one type of nasal inflammation, which can be caused by allergies or other conditions or irritants. See symptoms for different types of nasal inflammation to learn more.

Nasal Allergies Overview

The allergies overview includes information on the causes, signs, symptoms, treatment, and medications for allergies. Learn all about allergies with the information inside this guide.

Allergy Prevalence

Allergy prevalence can differ by country, food and by person to name a few. Check out why allergy prevalence has been increasing over the years and what factors are contributing to this rise in allergy symptoms.

Allergy Symptoms

One common type of symptom for a nasal allergy is a runny nose. Learn more about nasal allergies and their symptoms with the information that we gathered for you here.


Anaphylaxis is a severe allergic reaction where symptoms can show up in a matter of minutes or even seconds. Be prepared for an emergency like this by reading this article.

Avoid Allergy Triggers

One of the best ways to keep allergy free is avoiding allergy triggers. Learn more about allergy triggers and what you can do to elude them.

What causes allergies?

Allergies are an interesting condition that usually requires medication or a specialist to treat their symptoms. Learn more about what causes allergies.

Conditions Related to Allergies

The conditions related to allergies can be very different from one another. Learn more about the relationship between the conditions and an allergy with the help of the information inside this article.

How to Prevent Allergies

Preventing an allergy is just as important as treating one. Learn more about the steps that you can take to avoid contracting allergy with the helpful tips inside this article.

Medical Conditions That Can Mimic Allergies

What you think might be an allergy could be a more serious medical condition. Find out what you can do if an allergy seems to be more than just an allergic reaction.

Allergy Basics

Allergies are so commonplace that we often do not stop to think of how they occur. Those watery eyes and runny noses happen because your body rejects otherwise harmless substances.

What makes some people susceptible to allergies?

Why do some people suffer an allergic reaction to dog hair while others do not? The answer can be found in your genes. But there are other reasons why some people suffer allergic reactions.

What causes allergic reactions?

Allergies are the result of the immune system's mistaken response to a harmless substance like pollen, dust, or pet hair. The response can range from watery eyes to non-stop sneezing.

How Allergies Work

If you've got allergies, you know the drill -- sneezing, wheezing, itching. Know why you get these symptoms? You may be surprised at the answer. Learn about the immune-system mix-up we call an "allergy."