Transcript for Should we be concerned with second-hand pot smoke, especially around children?
Smoking Khamis has become more and more popular yet we have no clear conclusions about what smoking pot could do to our health in the long run. Or if we should be mindful exposure of pop smoked two children. Researchers examined data from the national survey on drug use and health. Between years 2002 and 2015. To get a better understanding of the trends with candidates used during those times. They specifically looked at parents who smoke candidates but not tobacco and those who don't vote in those who were nonsmokers. Not surprising there are more Canada smokers in less tobacco smokers. But Canada's used was four times higher in tobacco smokers and nonsmokers in 2015. As compared to 2002. And there are more cigarette smokers smoking pot. Secondhand Canada smoke has been shown to have similar and possibly even worse worse than secondhand tobacco smoke and young children are still mostly at risk. We'll need to keep a lookout to help the facts of Canada's especially as states pushed to legalize marijuana. But this medical minute I'm Jeannie Norman ABC news.
This transcript has been automatically generated and may not be 100% accurate.