An army report from 1925 concerning the Panama Canal Zone said it wasnt habit forming and no steps should be taken to keep it from being sold or used. The Uniform States Narcotic Act said all states should control drug distribution. This act was made to collect more taxes and locate people selling marijuana. This was a large factor why doctors quit using it as a medicine. It is a misdemeanor not a felony.
Penalties vary widely in each state, for growing and selling it is almost always a felony.
It can cause cancer in the lungs and the throat IF smoked. Marijuana takes away the discomfort and nausea associated with chemotherapy taken to stop the growth of cancer. It also helps people with glaucoma and it keeps them from going blind. It doesn't lessen feelings and pain, it heightens them. Users say they hear things better, and they see details they have never seen before.