Allergies - Symptoms and causes - Mayo Clinic Preventing allergic reactions depends on the type of allergy you have General measures include the following: Stay away from known triggers Do this even if you get treatment for your allergy symptoms If, for instance, you're allergic to pollen, stay inside with windows and doors closed when pollen is high
Allergies - Diagnosis and treatment - Mayo Clinic If you're allergic, you'll likely develop a raised bump called a hive at the test area on your skin If the test result suggests you don't have an allergy but your healthcare professional still thinks you might, you may need an exam called an intradermal skin test
Allergic Diseases - Overview - Mayo Clinic To help people with a wide range of allergic diseases, allergy specialists at Mayo Clinic locations offer comprehensive treatment for asthma, hay fever (allergic rhinitis), food allergy, medication (drug) allergy, latex allergy, primary immunodeficiency, chronic sinusitis, stinging insect allergy, eosinophil-associated diseases and other allergic responses
Food allergy - Symptoms and causes - Mayo Clinic Emphasize that an allergic reaction can be life-threatening and requires immediate action Make sure that your child also knows to ask for help right away if your child reacts to food Explain food allergy symptoms Teach the adults who spend time with your child how to recognize signs and symptoms of an allergic reaction Write an action plan
Anaphylaxis - Symptoms causes - Mayo Clinic Anaphylaxis is a severe, potentially life-threatening allergic reaction It can occur within seconds or minutes of exposure to something you're allergic to, such as peanuts or bee stings Anaphylaxis causes the immune system to release a flood of chemicals that can cause you to go into shock — blood pressure drops suddenly and the airways
Allergy medications: Know your options - Mayo Clinic Antihistamines block certain cells in the body from receiving histamine Histamine is a chemical released by the immune system that causes the symptoms of an allergic reaction Nasal sprays Antihistamine nasal sprays help relieve sneezing, an itchy or runny nose, sinus congestion, and postnasal drip
Seasonal allergies: Nip them in the bud - Mayo Clinic Spring means flower buds and blooming trees — and if you're one of the millions of people who have seasonal allergies, it also means sneezing, congestion, a runny nose and other bothersome symptoms Seasonal allergies — also called hay fever and allergic rhinitis — can make you miserable But
Sun allergy - Symptoms and causes - Mayo Clinic Risk factors for having an allergic reaction to sunlight include: Contact with certain substances Some sun allergy symptoms are triggered when your skin is exposed to a substance and then to sunlight Common substances responsible for this type of reaction include fragrances, disinfectants and chemicals used in some sunscreens
Drug allergy - Symptoms and causes - Mayo Clinic Some allergic reactions may result from a somewhat different process Researchers believe that some medicines can bind directly to a certain type of immune system white blood cell called a T cell This event causes the release of chemicals that can result in an allergic reaction the first time you take the medicine