Is There a Direct Link Between Cannabis Legalization and Rising Asthma Cases in Kids?
Cannabis.net

Although more research is needed on the subject, a 2016 study found that even one minute of exposure to cannabis secondhand smoke can significantly impair the function of blood vessel linings in rats for at least 90 minutes. Previous research also showed the presence of chemicals linked to respiratory diseases in marijuana smoke. According to Goodwin, there is increasing evidence that it is not harmless and may have even more harmful effects than tobacco.

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Source : Is There a Direct Link Between Cannabis Legalization and Rising Asthma Cases in Kids?

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