Smoking marijuana could be more harmful than people realize, a new study suggests. Chest scans show marijuana smokers may be more likely to develop inflamed airways and a certain type of emphysema ...

Two more states legalized recreational marijuana earlier this month, the latest signs that pot use has become much more accepted by Americans. Recreational marijuana is now legal in 21 states, ...

Pulmonary emphysema in (A, B) marijuana and (C, D) tobacco smokers. (A) Axial and (B) coronal CT images in a 44-year-old male marijuana smoker show paraseptal emphysema (arrowheads) in bilateral upper ...

With cannabis being set free from a decades-long stigma and its recreational and medical use more widespread, the question arises: is smoking weed dangerous? While it is scientifically proven that ...

Researchers from the University of Ottawa and The Ottawa Hospital have found marijuana smokers have a higher rate of emphysema and airway diseases compared to cigarette smokers. The findings, ...