Do you mean the clean and modern lifestyle such as in the POORER neighborhoods of New York City, where asthma rates are especially high? In <6tm4gp$gq$1 at mawar.singnet.com.sg> "skyamsen" <a.bio at technologist.com> writes: > >How much can our clean and modern lifestyle attribute to the high allergy >rates seen, esp for asthma? > > >