Secondhand bong smoke worse than that from tobacco, study finds
![Secondhand bong smoke worse than that from tobacco, study finds](https://i.guim.co.uk/img/media/0fc36274531b19ec6778515ec043c1fd5aad031c/0_397_4716_2829/master/4716.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=22804373b9ba3a0e5b8d365abf37e15f)
The fine particulate matter in cannabis smoke from bongs is at least four times greater and more dangerous, experts said
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Is marijuana a sleep aid? Scientists say it could be the opposite
![](https://www.verywellhealth.com/thmb/k2baXti27fgAlNX7r9Pko-3cxds=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/hand-holding-burning-cigarette-1211361355-aba8d7f9039741ffaa8981673ba2efc4.jpg)
Sidestream vs. Mainstream Smoke: Definition and Effects
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Measuring PM2.5 concentrations from secondhand tobacco vs
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Weed smoker's lungs vs. smoker's lungs vs. non-smokers lungs
![](https://nyulangone.org/news/sites/default/files/2022-02/press-release-vapers-hookah-smokers-exhale-through-nose-more-than-cigarette-smokers.jpg)
Vapers & Hookah Smokers Exhale Through Nose More Often Than
![](https://www.thelancet.com/cms/asset/3e287467-9f33-4fb8-b4ad-c86facdc1930/gr1.jpg)
Tobacco product use and the risks of SARS-CoV-2 infection and
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Study: Negative Effects of Marijuana Smoke Linger Longer Than
![](https://www.hopkinsmedicine.org/-/media/images/newsreleases/2018/12/12-4-2018-vanessa-m-marijuana_vaping_weed_istock-966158496-web.jpeg)
Vaping Cannabis Produces Stronger Effects Than Smoking Cannabis
![](https://static.independent.co.uk/s3fs-public/thumbnails/image/2014/09/09/21/web-cannabis-getty.jpg)
Marijuana use by teenagers does not result in a lower IQ or worse