Question

what is an allergic reaction?

(ғᴏʟʟᴏᴡ ᴍʏ ᴛᴏᴘ ᴛᴡᴏ ғᴏʟʟᴏᴡɪɴɢ)​

Answer 1

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An allergic reaction occurs when the immune system overreacts to a harmless substance known as an allergen. The immune system protects the body from infections, viruses and diseases.

Answer 2

answer ☘️

An allergic reaction occurs when the immune system overreacts to a harmless substance known as an allergen. The immune system protects the body from infections, viruses and diseases.

Abey oye so Rahi hai kya XD