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Food allergies

Developing an allergy

The immune system’s reaction to certain foods, exposure to allergens, difference between allergies and food intolerances.

Allergens and other names for them

Learn about the different terms used to refer to allergens so you can recognize them and avoid them if you are allergic.

Allergic reactions

Appearance of allergic reactions based on the affected systems, anaphylaxis, oral allergy syndrome, celiac disease and chemical sensitivities.

Living with allergies

Precautions to take for people who have allergies or are caring for someone with allergies, direct or cross-contamination, epinephrine-adrenaline auto-injector.

Last update: April 8, 2024