The world’s best business model has always been addiction. Tobacco and alcohol have been around for ages, but new temptations and spinoffs are being marketed all the time: meth, painkillers, energy drinks, you name it.

Importantly, the study also finds that the risk of violence from patients with psychoses who also have substance use disorder is no greater than those who have a substance use disorder but who do not have a psychotic illness – in other words, schizophrenia and other psychotic illnesses do not appear to be responsible for any additional risk of violence above the increased risk associated with substance abuse.

Smoking marijuana over an extended period of time appears to greatly boost a young man’s risk for developing a particularly aggressive form of testicular cancer, a new study reveals. [...]

One difference between a smoker and an ex-smoker is that the latter has successfully overcome cravings for tobacco. To learn how people achieve this feat, NIDA-funded researcher Dr. Arthur Brody has been looking inside the brains of would-be quitters. [...]

Marijuana (derived from the Cannabis sativa plant) is not a pure, single-chemical substance. Marijuana is a complex, unstable mixture of over four hundred chemicals that, when smoked, produce over two thousand chemicals. Among those two thousand chemicals are many pollutants and cancer-causing substances. [...]

1. Modern medicine does not condone smoking medications or potions. We follow a process through the FDA to assure that medications are safe and effective. Marijuana has never passed the safety and efficacy tests by the FDA and thus jeopardizes consumer protection. The FDA opposes medical excuse marijuana and. [...]

David Raynes [former Assistant Chief Investigation Officer in UK Customs, member of the International Task Force on Strategic Drug Policy]: “Observing from the US, what is happening in relation to drugs policy in Europe must seem truly confusing. Lurid headlines “Swiss legalise Heroin” or similar are half-truths. [...]

There is a movement among college presidents (the Amethyst movement) to lower the drinking age. Here is a response. [...]

In the wake of a meeting of the UK government’s advisory body on drugs to discuss the harmful effects of ecstasy, Professor Keith Laws and Professor Fabrizio Schifano will reveal research findings about the drug at the university’s Health and Human Sciences Research Institute Showcase on October 21. [...]

Lester Grinspoon, MD, a psychiatrist and associate professor at Harvard, is frequently used as an “expert” in support of “medicalization of marijuana.” He has publicly attested to his personal use of illicit drugs and on several occasions has published statements in leading medical journals that cocaine is neither harmful [...]