Besides allergies, I wonder if the change from say narrow spectrum antibiotics used when
I was a kid such as penicillins, and we got shots mostly.
To the broad spectrum antibiotics has something to do with us getting UC,wiping out too much
of our gut microbiome. We know that certain ones are associated with UC.
Old Mike
medicalxpress.com/news/2016-09-young-children-antibiotic-exposure-higher.html