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Asthma Center Content List

  • All About Allergies All About Allergies

    Millions of Americans, including many kids, have an allergy. Find out how allergies are diagnosed and how to keep them under control.

  • Allergy Shots Allergy Shots

    Many kids battle allergies year-round, and some can't control their symptoms with medications. For them, allergy shots (or allergen immunotherapy) can be beneficial.

  • Dealing With Triggers: Cockroaches Dealing With Triggers: Cockroaches

    Find out how to limit exposure to cockroaches if they make your child's asthma or allergies worse.

  • Dealing With Triggers: Dust Mites Dealing With Triggers: Dust Mites

    If dust mites make your child's asthma or allergies worse, here's how to limit exposure to them.

  • Dealing With Triggers: Irritants Dealing With Triggers: Irritants

    If strong scents, smoke, and smog make your child's asthma or allergies worse, learn how to limit contact with these irritants.

  • Dealing With Triggers: Pollen Dealing With Triggers: Pollen

    If pollen makes your child's asthma or allergies worse, learn how to limit exposure it.

  • Do Allergies Cause Asthma? Do Allergies Cause Asthma?

    Allergies don't cause asthma, but kids who have allergies are more likely to get asthma.

  • Eczema Eczema

    Eczema can be an itchy nuisance and cause scratching that makes the problem worse. Fortunately, more than half of the kids who have eczema today will be over it by the time they're teenagers.

  • Seasonal Allergies (Hay Fever) Seasonal Allergies (Hay Fever)

    At various times of the year, pollen and mold spores trigger the cold-like symptoms associated with seasonal allergies. Most kids find relief through reduced exposure to allergens or with medicines.

  • Asthma Asthma

    Asthma makes it hard to breathe. But with treatment, the condition can be managed so that kids can still do the things they love. Learn all about asthma.

  • Asthma Flare-Ups Asthma Flare-Ups

    Find out how to deal with — and help prevent — asthma flare-ups ("attacks"), which is when asthma symptoms get worse.

  • Bronchiolitis Bronchiolitis

    Bronchiolitis is a common illness of the respiratory tract caused by an infection that affects tiny airways - the bronchioles - that lead to the lungs.

  • Handling an Asthma Flare-Up Handling an Asthma Flare-Up

    Because they can be life threatening, asthma flare-ups can and should be treated at their earliest stages. So it's important to recognize their early warning signs.

  • Lungs and Respiratory System Lungs and Respiratory System

    By the time we're 70 years old, we will have taken at least 600 million breaths. All of this breathing couldn't happen without the respiratory system.

  • My Baby Is Wheezing. Is it Asthma? My Baby Is Wheezing. Is it Asthma?

    Find out what the experts have to say.

  • Definition: Airway Obstruction Definition: Airway Obstruction

    When we breathe, air passes through our airways (the tubes that carry air into and out of the lungs) to get to our lungs.

  • Definition: Allergen Definition: Allergen

    An allergen is a substance that's capable of producing an allergic reaction.

  • Definition: Allergy-Triggered Asthma Definition: Allergy-Triggered Asthma

    Allergy-triggered asthma is a type of asthma commonly seen in children.

  • Definition: Animal Dander Definition: Animal Dander

    All warm-blooded animals shed tiny flakes from their skin called dander (it's like dandruff in humans, but it's much harder to see).

  • Definition: Asthma Definition: Asthma

    Asthma is a chronic lung disorder that causes airways (the tubes that carry air into and out of the lungs) to become inflamed, which means that they swell and produce lots of thick mucus.

  • Definition: Asthma Action Plan Definition: Asthma Action Plan

    An asthma action plan is a set of individualized written instructions, designed with a doctor, that detail how a person with asthma should manage his or her asthma at home.

  • Definition: Asthma Flare-Up Definition: Asthma Flare-Up

    When symptoms of asthma, such as wheezing, coughing, or shortness of breath, become more severe, more frequent, or both, it's known as an asthma flare-up.

  • Definition: Bronchial Tubes Definition: Bronchial Tubes

    When a person breathes, air taken in through the nose or mouth then goes into the trachea (windpipe). From there, it passes through the bronchial tubes, into the lungs, and finally back out again. People with asthma have bronchial tubes that are inflamed.

  • Definition: Bronchoconstriction Definition: Bronchoconstriction

    Along with inflammation of the airways, bronchoconstriction leads to symptoms such as coughing, wheezing, and shortness of breath.

  • Definition: Bronchodilator Definition: Bronchodilator

    Bronchodilators are medications commonly used by people with asthma.

  • Definition: Corticosteroids Definition: Corticosteroids

    Corticosteroids are medications commonly used by people with asthma.

  • Definition: Cough Definition: Cough

    Cough is a common symptom in people who have asthma, although it can occur for many other reasons.

  • Definition: Dust Mites Definition: Dust Mites

    Dust mites are microscopic bugs that live in household dust.

  • Definition: Exercise-Induced Asthma Definition: Exercise-Induced Asthma

    Some people have exercise-induced asthma, which means that their asthma symptoms (such as coughing, wheezing, or shortness of breath) are triggered by exercise or physical activity.

  • Definition: Histamine Definition: Histamine

    Histamine - a chemical found in some of the body's cells - causes many of the symptoms of allergies, such as a runny nose or sneezing.

  • Definition: Immunoglobulin (IgE) Definition: Immunoglobulin (IgE)

    Immunoglobulin E (IgE) is a type of protein in the body called an antibody.

  • Definition: Immunotherapy Definition: Immunotherapy

    Immunotherapy, also known as allergy shots, is a form of treatment used for certain allergies.

  • Definition: Inhaler Definition: Inhaler

    Inhalers are portable handheld devices that deliver medication - in a form that the person breathes in - directly to the lungs, unlike a pill or liquid that's swallowed.

  • Definition: Long-Term Control Medicines Definition: Long-Term Control Medicines

    Many people with asthma need to take medicine every day to control their asthma and prevent symptoms.

  • Definition: Lung Function Tests Definition: Lung Function Tests

    Lung (or pulmonary) function tests are a variety of tests that measure how well a person breathes.

  • Definition: Nebulizer Definition: Nebulizer

    A nebulizer is an electrically powered machine that turns liquid medication into a mist so that it can be breathed directly into the lungs through a face mask or mouthpiece.

  • Definition: Peak Flow Meter Definition: Peak Flow Meter

    A peak flow meter is a portable handheld device used to measure how well a person can blow air out of the lungs.

  • Definition: Pollen Definition: Pollen

    Pollen is a fine powder produced by certain plants when they reproduce.

  • Definition: Quick-Relief Medicines Definition: Quick-Relief Medicines

    Quick-relief medicines are used by people with asthma to relieve asthma symptoms or to treat an asthma flare-up.

  • Definition: Retractions Definition: Retractions

    Retractions are a sign that someone is working hard to breathe.

  • Definition: Spacer Definition: Spacer

    People with asthma often use inhalers (also called puffers) to take their medications. A spacer (also sometimes called a holding chamber) is a device that makes using an inhaler easier and more effective.

  • Definition: Spirometer Definition: Spirometer

    A spirometer is an instrument that measures how well your child's lungs are working.

  • Definition: Sulfites Definition: Sulfites

    Sulfites are a kind of food preservative that can cause breathing difficulties in some people with asthma.

  • Definition: Triggers Definition: Triggers

    During normal breathing, the airways to the lungs are fully open, allowing air to easily move in and out. In a person with asthma, the airways are inflamed and overly sensitive to certain things that wouldn't usually bother others. These are called triggers.

  • Definition: Wheezing Definition: Wheezing

    A wheeze is a high-pitched whistling sound made when air flows through narrowed airways in the lungs, usually when people breathe out.

  • What's an Asthma Action Plan? What's an Asthma Action Plan?

    Find out how this written plan can help you care for your child with asthma.

  • Asthma Center Asthma Center

    Asthma keeps more kids home from school than any other chronic illness. Learn how to help your child manage the condition, stay healthy, and stay in school.

  • Asthma Action Plan

    Use this printable sheet to help reduce or prevent flare-ups and emergency department visits through day-to-day management of your child's asthma.

  • Asthma Diary

    Use this weekly diary to record your child's asthma symptoms, peak flows, the amount of medicine taken.

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