what are allergies?

jEct2

Golden Member
Mar 1, 2005
1,726
0
0
i know what an allergy is but what causes them?
why does our body reacte differently to such random things?
from something as common as being allergic to poison ivy (90% of the population is)
to having a copper allergy...
 

spidey07

No Lifer
Aug 4, 2000
65,469
5
76
short answer...

Body says "I want you out, and I want you out now"

google "histamine"