A study done at the University of California at Los Angeles has proven that cannabis smoking whether light or heavy does not cause cancer. Although tar from any smoke is unhealthy there is absolutely no link to causing cancer. The only link found between cannabis smokers and cancer is that it actually decreases the chances of getting certain types of cancer including that of the mouth and lungs.

Below are some sources for the study and others of its kind.

* Study Finds No Cancer-Marijuana Connection - washingtonpost.com
* Pot Smoking Not Linked to Lung Cancer
DavidBriggs Reviewed by DavidBriggs on . NEW STUDY - Cannabis does not cause cancer A study done at the University of California at Los Angeles has proven that cannabis smoking whether light or heavy does not cause cancer. Although tar from any smoke is unhealthy there is absolutely no link to causing cancer. The only link found between cannabis smokers and cancer is that it actually decreases the chances of getting certain types of cancer including that of the mouth and lungs. Below are some sources for the study and others of its kind. * Study Finds No Rating: 5