is smoking cannabis as bad as cigarettes marijuana may be more harmful to lungs than smoking cigarettes, study finds U of A researchers identify
U of A researchers identify more than 100 toxic chemicals in cannabis smoke Folio Cannabis use linked to increase in heart attack and stroke risk American Heart Association Marijuana may be more harmful to lungs than cigarettes, study suggests Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA The Real Problem With Legal Weed The New York Times Are There Risks From Secondhand Marijuana Smoke? Early Science Says Yes KCUR Kansas City news and NPR
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