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   What are the symptoms of an allergic reaction?

   • Allergic reaction symptoms include congestion, watery eyes, a runny nose, vomiting and, in severe cases, anaphylaxis. Allergies can be incredibly frustrating if you don’t know what’s triggering your immune system. However, a healthcare provider can help provide relief.

   Allergies: Symptoms, Reaction, Treatment & Management - Cleveland C…

   my.clevelandclinic.org/health/diseases/8610-allergies

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   What happens if you have an allergic reaction?

   • A severe and sudden allergic reaction known as anaphylaxis can develop just seconds after exposure to an allergen. This type of reaction results in life threatening symptoms, including: If you experience anaphylaxis, seek immediate emergency help. Without treatment, anaphylaxis can result in death. How is an allergic reaction diagnosed?

   Allergic Reaction: Symptoms, Treatment, Prevention & More - Healthline

   www.healthline.com/health/allergies/allergic-reaction

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   What are the different types of allergy symptoms?

   • Allergy symptoms and their severity vary from person to person, and more than one substance can trigger an allergic reaction in someone. There are mild, moderate, and severe categories of allergy symptoms. This article will look at mild, moderate, and severe allergy symptoms and how to tell if it's an allergy or sickness causing your symptoms.

   Allergy Symptoms: Mild, Moderate, and Severe Signs - Verywell Health

   www.verywellhealth.com/allergy-symptoms-7562559

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2. www.mayoclinic.org › symptoms-causes › syc-20351497Allergies - Symptoms and causes - Mayo Clinic

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   Aug 5, 2022 · Learn about the signs and symptoms of allergies, such as sneezing, itching, swelling, hives and anaphylaxis. Find out what causes allergies, how they are diagnosed and treated, and when to see a doctor.

3. www.webmd.com › allergies › allergic-reactionAllergic Reactions: Symptoms, Triggers, and Treatments - WebMD

   www.webmd.com › allergies › allergic-reaction

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   Mar 8, 2024 · Learn how allergies happen when your immune system overreacts to substances called allergens. Find out the common types of allergies, their symptoms, and how to get relief.

4. www.healthline.com › allergies › allergic-reactionAllergic Reaction: Symptoms, Treatment, Prevention & More

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   Learn what an allergic reaction is, how it happens, and what symptoms to look for. Find out how to diagnose and treat allergies, and how to prevent severe reactions with epinephrine and avoidance.

5. www.webmd.com › allergies › allergy-symptomsAllergy Symptoms: Signs, Symptoms, and Treatment - WebMD

   www.webmd.com › allergies › allergy-symptoms

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   Nov 20, 2023 · Learn about the signs, symptoms, and causes of different types of allergies, such as seasonal, food, insect, and drug allergies. Find out how to diagnose and treat allergies, and when to see a doctor.

6. my.clevelandclinic.org › health › diseasesAllergies: Symptoms, Reaction, Treatment & Management

   my.clevelandclinic.org › health › diseases

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   Dec 21, 2022 · Learn about allergies, your body’s reaction to normally harmless substances. Find out the common causes, symptoms and treatments of allergies, and how to prevent them.

7. www.verywellhealth.com › allergy-symptoms-7562559Allergy Symptoms: Mild, Moderate, and Severe Signs

   www.verywellhealth.com › allergy-symptoms-7562559

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   Aug 21, 2023 · Learn how to recognize the different types of allergy symptoms, from mild to severe, and how to tell if you have an allergic reaction or a viral infection. Find out the common causes of anaphylaxis, a life-threatening allergic reaction, and when to seek medical help.

8. www.healthline.com › health › allergiesAllergies Overview: Symptoms, Treatments, and More - Healthline

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   Jun 5, 2018 · Asthma. Cold. Cough. Bronchitis. Babies. Takeaway. An allergy is an immune system response to a foreign substance, or allergen, that’s not typically harmful to the body. They can include certain...