smoking marijuana vs cigarettes Study: Comparing and Tobacco Use I posted a video explaining
I posted a video explaining why you shouldn't smoke before surgery, and so many of you asked, "What about marijuana?", The short answer is yes, it's something you should tell your surgeon about, but They compared weed, tobacco and non smoker's lungs Does Marijuana Cause Lung Cancer? Keck Medicine of USC New study looks at impacts of marijuana smoking on lung health Will Big Tobacco Become Big Weed
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