Allergies

Curing them by giving yourself hookworms, preventing them by putting RFID tags in your food, and avoiding them in Knoxville, the Allergy Capital of the country.

Asthma was first recognized and named by Hippocrates, circa 450 BC. Get more interesting facts here.

In the 12 months preceding the 2010 U.S. National Health Interview, there were 17.9 million adults diagnosed with hay fever (allergic rhinitis), which is equal to approximately 7.8 percent of the population of the country. Get facts here.

How many people in the U.S. are allergic -- to ragweed pollen, cat dander, or food? What sort of impact do allergies have on society? Here's a rundown of some of the most important allergy statistics -- based on the best available data.

An allergy is when your immune system reacts to a foreign substance, called an allergen. It could be something you eat, inhale into your lungs, inject into your body or touch. This reaction could cause coughing, sneezing, itchy eyes, a runny nose and a scratchy throat. In severe cases, it can cause rashes, hives, low blood pressure, breathing trouble, asthma attacks and even death.

Allergies affect nearly 20% of Americans. Here you'll find in-depth allergy information including treatments

An overview of allergy symptoms, allergy diagnosis, allergy treatment and allergy management written and reviewed by leading experts in allergy, asthma and immunology.

Allergies - Comprehensive overview covers allergy symptoms, allergy testing, treatment of an allergic reaction.

Allergies exist in many different forms. Find out about the symptoms of and how to manage and treat the allergy you suffer from.

Normally, your immune system fights germs. It is your body's defense system. In most allergic reactions, however, it is responding to a false alarm. Genes and the environment probably both play a role.

Read about allergy symptoms, testing, shots, and medicine. Learn about the types of allergies (asthma, allergic rhinitis, seasonal, conjunctivitis, eczema, anaphylaxis, hives) causes, risk factors, treatment, and more.

Allergies, also known as allergic diseases, are a number of conditions caused by hypersensitivity of the immune system to something in the environment that usually causes little problem in most people.

Indoor allergies and pollen allergies can make life frustrating and miserable. Find out about some easy allergy-fighting tricks that can help.

Allergies are diseases of the immune system that cause an overreaction to substances called "allergens."

Allergies-asthma~American Academy of Pediatrics (AAP) discusses how allergies can affect children.