[aruanan]

Amish farm kids remarkably immune to allergies: study

For exactly the same reason that rural African kids (and rural anywhere children) are remarkably immune to allergies (and what a dopey characterization that is): from an early age their immune system receives a remarkable challenge by a wide range of antigens.

[Poison Pill]

from an early age their immune system receives a remarkable challenge by a wide range of antigens.

Human beings are not designed to live in sterile environments for extended periods of time. This seems to really shock some folks.