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Allergies, Asthma & the Immune System

Asthma
Millions of teens in the United States have asthma, a lung condition that causes difficulty breathing. Here are the basics on symptoms, triggers, and treatments.

Allergies
Your eyes itch, your nose is running, you're sneezing, and you're covered in hives. The enemy known as allergies has struck again.

Eczema
Eczema is a common skin problem among teens. If you have eczema, read this article to find out more about it and how you can deal with the skin stress.

How Can I Deal With My Asthma?
Asthma is more common these days than it used to be. The good news is it's also a lot easier to manage and control.

Food Allergies
Doctors are diagnosing more and more people with food allergies. Knowing what to expect and how to deal with food allergies can make a big difference in preventing serious illness.

Milk Allergy
Milk is in all kinds of foods, even things like baked goods. So what should a person who's allergic to milk do?

Egg Allergy
Egg allergies can be serious, so use these pointers to make life with an egg allergy easier.

Celiac Disease
People who have celiac disease, a disorder that makes their bodies react to gluten, can't eat certain kinds of foods. Find out more - including what foods are safe and where to find them.

Nut and Peanut Allergy
Peanuts are one of the most common allergy-causing foods, and they often find their way into things you wouldn't imagine. Learn the facts on living with a nut or peanut allergy.

Poison Ivy
About 60% to 80% of all people get a reaction to poison ivy. If you're one of them, check out these tips on what to do and how to avoid poison ivy.

Smoking and Asthma
If you have asthma, you probably know that smoking is risky because of how it affects the lungs. But did you know that secondhand smoke is also an asthma trigger?

How to Avoid the ER if You Have Asthma
Going to the ER is the last resort for someone who has asthma. The good news is that you can prevent this by getting your asthma under control. Get some tips on how.

Do Allergies Cause Asthma?
Some things that cause an allergic reaction, such as pollen or dust, can also trigger asthma symptoms. But not everyone who has allergies develops asthma and not all case of asthma are related to allergies. Find out about the connection here.

Allergies: Gillian's Story
Gillian's had allergies for as long as she can remember. Find out how she's learned to deal.

Asthma: Samantha's Story
Samantha was diagnosed with asthma when she was just a kid. Find out how she's dealt with the ups and downs - and how she thinks playing sports helps her asthma.

Allergy Testing
Doctors use several different types of allergy tests, depending on what a person may be allergic to. Find out what to expect from allergy tests.

Serious Allergic Reactions (Anaphylaxis)
A person with severe allergies can be at risk for a sudden, serious allergic reaction called anaphylaxis. This reaction can seem scary, but the good news is it can be treated.

My Friend Has a Food Allergy. How Can I Help?
Although food allergies are more common than ever, people who have them may feel different or embarrassed. A good friend can really help.

Food Allergies and Travel
Taking precautions and carrying meds are just part of normal life for someone who has a food allergy. Here are some tips on how to make travel feel perfectly routine also.

My Girlfriend Has a Peanut Allergy. Do We Have to Worry About Kissing?
Find out what the experts have to say.

Spirometry (Video)
This video shows what it's like to get a spirometry test.

My Friend Has HIV. How Can I Help?
People who have HIV might feel alone and frightened at times. More than anyone, they need good friends like you to lean on and trust.

Asthma Center
Visit our Asthma Center for information and advice on managing and living with asthma.

Hives (Urticaria)
Hives cause raised red bumps or welts on the skin. They're pretty common and usually not serious. Find out what to do about hives in this article for teens.

Psoriasis
Psoriasis causes skin cells to build up on the surface of the skin where they form itchy, red patches and thick scales. Find out how to deal with psoriasis, and what causes it, in this article for teens.

Shellfish Allergy
Shellfish allergies can be serious - and shellfish can appear in some surprising foods and products. Read about shellfish allergy and what to do when a reaction is severe.

Food Allergies: How to Cope
With food allergies, preventing a reaction means avoiding that food entirely. But sometimes allergens can be hidden in places you don't expect. Here are tips on living with a food allergy.

5 Ways to Be Prepared for an Allergy Emergency
Quick action is essential during a serious allergic reaction. It helps to remind yourself of action steps so they become second nature if there's an emergency. Here's what to do.