Does smoking weed affect your lungs?

If you’re wondering what weed does to your lungs, you may be pleasantly surprised. Thus far, high-quality research on cannabis and lung health has failed to show a significant association between smoking cannabis and lung problems. In fact, some research suggests that inhaling the herb may even have a positive effect. read more

The American Lung Association is concerned about the health impacts of marijuana use, especially on lung health. We caution the public against smoking marijuana because of the risks it poses to lung health. read more

The researchers said it's more difficult to determine if long-term, heavy marijuana use is worse for lungs - because that pattern of smoking was "relatively rare" among the study participants - but they said there was a need for caution and moderation when marijuana use is considered. read more