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Food allergies are due to an immune system reaction that occurs soon after eating a certain food. They affect about 1 in 20 Americans with cases occurring at any age, but most commonly in babies and y...

Severe stinging insect allergy affects over 9.5 million Americans including 3 percent of adults and up to 1 percent of children. There are 40 to 100 deaths in the U.S. each year, and that number has n...

If you develop a rash, hives or difficulty breathing after taking certain medications, you may have a drug allergy. While you may not experience allergic symptoms the first time you take a drug, your ...

Your home, school and workplace contain causes of environmental allergies. These inhaled triggers can include dust, animal dander, feathers, mildew, pollen and mold spores. Other triggers include: ...

Medication allergies can be difficult to diagnose. Some allergic reactions to drugs — particularly rashes, hives and asthma — can resemble certain diseases. An allergy to penicillin-type d...

In addition to assessing your detailed history about a prior allergic reaction to penicillin, allergists administer skin tests to determine if you are allergic to the medication. These tests, which a...

When you are allergic, your body is reacting to a particular substance that should not normally bother you. These substances are called allergens. Typical allergens include pollens, dust mites, animal...

Self-treatment for allergies with over-the-counter medications may lead to unwanted side effects, such as drowsiness and fatigue. Some remedies may actually worsen the underlying condition. Untreated ...

Like cardiac rehab, learning breathing and relaxation techniques can help you can better cope with stressful situations and maximize your energy level. Our health care professionals and your motivatio...

In an oral food challenge, small increment amounts of food are fed to the patient over a period of a few hours to determine if a reaction occurs. Due to the possibility of a severe reaction, it must b...