The lack of exposure to dirt, germs, assorted molds and pollens and sterilizing everything and anything has led to more harm from allergies and depressed immunity than judicious use of the wonders of medical science and historical antibiotics.
Our bubble world is killing us.
This dogooder attitude of Mr. Peckwood is what’s killing us.
But you can eat boogers, and boost your immunity:
http://www.cbsnews.com/8301-204_162-57582419/eating-boogers-may-boost-immunity-scientist-suspects/