[mschuster91]

> There's still today another camp: Many allergists still preach avoidance however and put fear into worried parents about the dangers of oral immunotherapy.

Because immunotherapy can be dangerous, even when conducted in a doctor's office with supervision. I know two people with serious adverse effects requiring getting rushed to the ER.

We think we know a lot about the human body, and we do, but our immune and nervous system and its myriads of interaction paths are to a large part a mystery, with most of what we think we "know" being observed knowledge without understanding the foundation.