Cannabis by itself is not bad for your lungs, but smoking it is. Smoking weed leads to the deposit of four times the amount of tar than smoking tobacco, and may increase the risk of lung cancer.
Smoking anything is bad...
The director of the Office of National Drug Control Policy in the White House talked about marijuana's future, its impact on youth, and its medicinal potential.
A study looked into the supposed risk between liver transplants and marijuana users, an issue that has long prevented consumers from getting the organs they need.