New findings show it also kills more than a million adolescents and elderly people every year.

VOA: special.2009.11.09

Sure,because they're adolescents. Will they get into as much trouble?No."

VOA: special.2010.06.03

"We know previously that in adults there is that kind of association, but we didn't know that in adolescents."

VOA: standard.2010.03.04

"So somehow it was a surprise that there is already in adolescents these kinds of changes."

VOA: standard.2010.03.04

"Exposure to tobacco smoke is a risk factor for cardiac disease already in adolescents, and that's why this study supports that children and adolescents need smoke-free environments."

VOA: standard.2010.03.04

Although there is some evidence that artery damage caused by second-hand smoke in adults may be reversible, LaVan says it's unclear whether that's also true for adolescents.

VOA: standard.2010.03.04