Allergies and asthma arise from loss of the body’s natural resistance to allergens, often beginning with early exposure to secondary smoke, industrial chemicals and asbestos, and the incredibly intensive chemical farming and industrial treatment, of the foods we eat, and fabrics we wear and sleep on.Our ancestors did not suffer these maladies as pervasively as we do, because modern industry since WWII has chemically saturated everything: our homes, fabrics, foods, and air. For centuries, even as.