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  1. 4 days ago · Allergies develop when the immune system mistakenly identifies a harmless substance, such as pollen, pet dander, or dust mites, as a threat. In response, the body produces antibodies called Immunoglobulin E (IgE) that trigger the release of chemicals like histamine. This causes the symptoms associated with allergic reactions, such as sneezing ...

  2. 1 day ago · Food allergies can only be managed by certain strategies as there are no treatments, therefore, the best course of action remains avoidance. Following these precautions largely prevents symptoms and prolongs life and health. Allergy testing: See a healthcare provider for testing if you think you may have a food allergy. Specific allergies can ...

  3. 4 days ago · Sore throat. Stuffy or runny nose. Allergy symptoms often mimic cold symptoms, but the key difference is that they happen almost instantly—in as little as a few seconds after exposure to an allergen. In rare cases, allergic reactions can lead to anaphylaxis, a life-threatening response causing airway restriction.

  4. 4 days ago · Symptoms usually appear within 3 to 5 days after the initial infection. Common herpangina symptoms include: Sore throat — The throat becomes swollen and painful, making it difficult to swallow.

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  5. 1 day ago · Precautions. Benadryl (diphenhydramine) is a brand-name over-the-counter (OTC) drug that’s recommended for allergy and cold symptoms. As with other drugs, Benadryl can cause side effects, such ...

  6. 5 days ago · Broccoli: This superfood might come as a big surprise. "Broccoli, spinach, silverbeet, and kale can worsen eczema symptoms," says Fischer, due to the fact that they are rich sources of itch-promoting salicylates and amines. Instead, Fischer suggests getting your greens from celery and green beans.

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  8. 4 days ago · This article will describe the signs and symptoms of anaphylaxis and will help you distinguish a severe allergic reaction from anaphylaxis. It will also go into treatments and prevention.

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