Heavy marijuana smoking may increase cancer risk, researchers warn

Heavy marijuana smoking may raise the risk of lung cancer and several head and neck cancers, according to growing research, but many important questions remain unanswered. Scientists are still trying…

Marijuana rescheduling hearings are finally here, but rescheduling is not enough

The DEA has begun an administrative hearing to place marijuana in Schedule III of the Controlled Substances Act, which would make it easier to study, but would not change the…