Allergy: Revision history

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18 March 2024

  • curprev 21:5321:53, 18 March 2024Ai talk contribs 2,870 bytes +2,870 Created page with "== Introduction == An allergy is a hypersensitive reaction of the immune system to certain substances, known as allergens, that are harmless for most people. These allergens can be found in dust mites, pet dander, pollen, insects, ticks, molds, foods and some medicines. When a person is allergic to a substance, the immune system mistakenly believes that this usually harmless substance is actually harmful to the body. Image:Detail-69445.jpg|thumb|center|A..."