All the contaminates, toxins, chemicals and pollutants strenghtin our immune systems.. Also, Immunaziation shots are small doses of what we're tring to avoid catching..
I've been in labs that fummed up sending everyone with less chemical exposure history to the ground choking and gagging while I took a few breaths and said ahhhhhhhhhhh...
Chances are, few us will die from a virus because of the cockroach immunity we developed living together in Straight the way we did..
Though the junk has toughened my health, it has not helped my spelling skills..