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Traces of Marijuana Found in Trayvon Martin’s Body: Does It Matter?

News that the Florida teen's autopsy revealed trace amounts of THC shouldn't be misinterpreted to equate marijuana use with violence.

Are Medical Marijuana Raids the Price We Must Pay for National Health Care?

The legal precedent that allows federal raids on state-permitted medical marijuana providers may be the key ruling that will enable President Obama’s health care plan to survive the Supreme Court.

Blacks, Bias and Marijuana: Did Drug Stigma Contribute to Trayvon Martin’s Death?

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A news report claims that the 17-year-old Florida boy’s killer thought he looked looked “drugged out and suspicious.” Why enduring stigma of drug use in this country is becoming increasingly deadly.

How a Far-Right Icon Came to Embrace Marijuana Legalization

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Pat Robertson wants to decriminalize the use of marijuana. Here’s why.

19%

Percentage of teens who say they’ve driven after using marijuana, according to a survey of 2,294 11th- and 12th-graders; 13% say they’ve driven drunk. The findings come on the heels of another recent survey finding that marijuana use among teens has steadily risen over the past several years and that daily use in high-school seniors [...]

Stoned Driving Nearly Doubles the Risk of a Fatal Crash

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People who drive within three hours of smoking marijuana are at nearly twice the risk of being in an accident that leads to serious injury or death, compared with sober drivers, according to a new review of the research.

Study: Smoking Marijuana Not Linked with Lung Damage

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Marijuana smokers performed better on tests of lung function compared to nonsmokers and cigarette smokers

Marijuana May Both Trigger and Suppress Psychosis

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Researchers uncover connections between marijuana and the psychoses of schizophrenia

Teen Drug Use: Marijuana Up, Cigarettes and Alcohol Down

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The latest update to the annual Monitoring the Future survey of drug use in American youth bears mainly good news, at least if your interest is in reducing drug-related harm

Could Medical Marijuana Reduce Patients’ Need for Opioid Painkillers?

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A small, new study backs a long-standing claim of advocates of medical marijuana: pain patients can safely use cannabis while taking opioid painkillers, and may actually need fewer pills because of it.