FILE PHOTO: A man wearing a respiratory protection mask walks toward an office building during the smog after a red alert was issued for heavy air pollution in Beijing's central business district, ...

A recent study reveals that exposure to air pollution before conception could have consequences on children's health. Researchers have observed a link between this exposure and a higher body mass ...

(Reuters Health) - - Women who breathe polluted air during the month right before or after they get pregnant may be more likely to have babies with birth defects, a U.S. recent study suggests.