<p>An allergic reaction occurs when the immune system overreacts to a foreign protein in the air, in food or on the skin, releasing chemicals called histamines that make you cough, sneeze, get stuffed up, and have itchy eyes or even a skin rash. Luckily, prevention and treatment can make allergies and asthma more of a nuisance than a threat.</p>Read more
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Number of Americans who suffer from allergies
Food and Drug Administration
Dr. Jeanne Morrison, PhD
Can allergies be prevented?
<p>Allergies cannot necessarily be prevented, but future reactions can be avoided, depending on what you're allergic to. Start a journal to determine what causes your allergies, and note everything: symptoms, activities, timing and what helps relieve symptoms. By determining your triggers and best course of treatment, you can avoid what causes your allergies and prevent the symptoms.</p> <p>It is thought that exclusive breastfeeding for the first 4-6 months of life may prevent or decrease allergies in children. Another possibility being studied is the "hygiene hypothesis" that suggests that exposure to some allergens in the first year of life may prevent acquiring allergies later on.</p>
- QWhat are allergies?
- QWhy does a nickel allergy cause skin rashes?
- QHow can an allergic reaction become life threatening?
- QWhat is the ideal humidity level in my home to avoid winter allergens?
- QWhat should I tell other people about my allergy?
- QWhat are some common myths about allergies?
- QCan I have an allergic reaction to kissing?
- QWhat causes anaphylaxis?
- QWhat are symptoms of anaphylaxis (anaphylactic shock)?
- QWhat is sensitization to an allergen?
- QHow can I get rid of allergens?
- QWhat problems can develop if I don't treat my allergies?
- QWhen should I go to the emergency room (ER) for an allergic reaction?
- QAre makeup allergies common?
- QHow is anaphylaxis treated?
- QWhat are common indoor allergens?
- QAre drug allergies inherited?
- QWhy does my skin develop red blotches?
- QWhen should I see a doctor about my allergies?
- QWhat is a drug allergy?
- QAre allergies the same as autoimmune disorders?
- QIs there a relationship between eczema and allergies?
- QShould I call 9-1-1 if someone is having an allergic reaction?
- QHow can I tell if someone has had severe allergic reactions before?