Carl Fredrik Ahl Posted April 26, 2019 Share Posted April 26, 2019 Hi, I know how allergies works and how the body gets affected by it. What I wonder is why do you get allergic in the first place? Why will the body get sensitive to different things like pollen in the first place when some people are not? Link to comment Share on other sites More sharing options...
iNow Posted April 26, 2019 Share Posted April 26, 2019 Because the immune system is dynamic and changes as it experiences new stimuli every day. Also, as a general rule “why” is a question for philosophy. Science deals more with “how.’ Link to comment Share on other sites More sharing options...
Strange Posted April 26, 2019 Share Posted April 26, 2019 The differing responses of people is due to both genetics (https://en.wikipedia.org/wiki/Major_histocompatibility_complex) and previous exposures. Link to comment Share on other sites More sharing options...
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