Wildfire smoke drifting down from Canada has left parts of the U.S. coughing under a haze of orange skies for much of June, and it’s raising awareness among the public about air quality linked to ...

While many smokers take precautions such as only lighting up in an isolated room, on a porch or in the yard, those steps seldom eliminate the dangers that nicotine and other chemicals from burning ...

While many smokers take precautions such as lighting up only in an isolated room, on a porch or in the yard, those steps seldom eliminate the dangers that nicotine and other chemicals from burning ...