Secondhand bong smoke worse than that from tobacco, study finds

The fine particulate matter in cannabis smoke from bongs is at least four times greater and more dangerous, experts said

Cannabis: Is Vaping Safer than Smoking Marijuana? - Molekule

Smoking cannabis out of a bong triggers four times more toxic

Smoking Marijuana Poses Health Risks Similar to Those of Smoking

Vapers & Hookah Smokers Exhale Through Nose More Often Than

Bongs create more secondhand smoke than cigarettes, study says

More Americans than ever believe marijuana smoke is safer than

Smoking cannabis may be more harmful to lungs than tobacco: study

Many Americans wrongly believe exposure to marijuana smoke is

Is marijuana a sleep aid? Scientists say it could be the opposite