I honestly believe that we may have inherited an immune system quark that get's passed on but that crohn's comes from an outside factor. It can be e-coli in the water supply. It could be the way certain things get pasteurized before sell. I read one article about it being part of a vaccine in...
I attended school in Pennsylvania in the 1980's in a place outside of Pittsburgh called Bellevue. In catching up with old classmates I have come to find that out of my graduating class alone there are at least 6 of us with crohn's disease specifically. I find it odd because after we moved away...