2016 - Surgeon General's Report
https://addiction.surgeongeneral.gov/surgeon-generals-report.pdf
New Surgeon General's Report Highlights Dangers of Marijuana Use
Long-term health consequences of marijuana use: mental health problems, chronic cough, frequent respiratory infections, increased risk for cancer, and suppression of the immune system.
Other serious health-related issues stemming from marijuana use: breathing problems; increased risk of cancer of the head, neck, lungs, and respiratory tract; possible loss of IQ points when repeated use begins in adolescence; babies born with problems with attention, memory, and problem solving (when used by the mother during pregnancy).
New Surgeon General's Report Highlights Dangers of Marijuana Use
Long-term health consequences of marijuana use: mental health problems, chronic cough, frequent respiratory infections, increased risk for cancer, and suppression of the immune system.
Other serious health-related issues stemming from marijuana use: breathing problems; increased risk of cancer of the head, neck, lungs, and respiratory tract; possible loss of IQ points when repeated use begins in adolescence; babies born with problems with attention, memory, and problem solving (when used by the mother during pregnancy).