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airborne allergens: something in the air

Source: www.niaid.nih.gov
Topic: Animals
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Sort Desciption: Animal. Allergy. Household pets are the most common source of allergic ... an animal allergy to check with the ... also other types of common allergies, ...

Content Inside:
Untitled Contents 1 Introduction 4 Symptoms 6 Pollen Allergy 10 Mold Allergy 14 Dust Mite Allergy 16 Animal Allergy 17 Chemical Sensitivity 18 Diagnosis 20 Prevention 25 Treatment 28 Allergy Research 32 Glossary 34 More Information Introduction Sneezing is not always the symptom of a cold. Sometimes, it is an allergic reaction to something in the air. Health experts estimate that 35 million Americans suffer from upper respiratory tract symptoms that are allergic reactions to airborne allergens. Pollen allergy, commonly called hay fever, is one of the most common chronic diseases in the United States. Worldwide, airborne allergens cause the most problems for people with allergies. The respiratory symptoms of asthma, which affect approximately 11 million Americans, are often provoked by airborne allergens. Overall, allergic diseases are among the major causes of illness and disability in the United States, affecting as many as 40 to 50 million Americans. The National Institute of Allergy and Infectious Diseases (NIAID) of the National Institutes of Health (an agency of the U.S. Department of Health and Human Services) supports and conducts research on allergic diseases. The goals of this research are to provide a better understanding of the causes of allergy, to improve methods for diagnosing and treating allergic reactions, and eventually to prevent allergies. This booklet summarizes what health experts know about the causes and symptoms of allergic reactions to airborne allergens, how health care providers diagnose and treat these reactions, and what medical researchers are doing to help people who suffer from these allergies. Note: Words in bold are defined in the glossary at the end of this booklet. 1 What is an allergy? An allergy is a specific reaction of the body immune system to a normally harmless substance, one that does not bother most people. People who have allergies often are sensitive to more than one substance. Types of allergens that cause allergic re ...

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