Friday, November 25, 2022
HomeHealthCannabis can be more harmful to the lungs than tobacco, study shows

Cannabis can be more harmful to the lungs than tobacco, study shows

University and Ottawa Hospital researchers examined chest X-rays of 56 cannabis smokers, 57 non-smokers and 33 people who only smoked tobacco between 2005 and 2020. Results: They found higher rates of airway inflammation and emphysema (a lung disease) in cannabis smokers compared to tobacco smokers and non-smokers. – smokers.

“Marijuana use is increasing, and there’s this idea that it’s harmless or that it’s safer than cigarettes,” said Giselle Revah, a radiologist at the Ottawa Hospital, where the research was conducted. “However, this study raises concerns that it may not be accurate,” she added.

More particles

According to this specialist, the higher level of inflammation and disease in cannabis smokers compared to tobacco smokers may be related to the different ways in which drugs are generally consumed.

“Marijuana is smoked unfiltered, whereas tobacco usually is,” she explained. “When you smoke unfiltered marijuana, more particles reach your airways, settle there and irritate them. What’s more, according to this expert, “people generally take bigger puffs of marijuana and hold the smoke longer in their lungs, which can lead to greater trauma in these airspaces.”

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