Young adults who smoke marijuana at least once a week showed changes in the size and shape of two key brain regions, according to a new study of 20 pot smokers and 20 non-pot smokers between 18 and 25.
This is the first time recreational marijuana use has been connected to significant brain changes.
The findings, a collaboration between Northwestern University and Massachusetts General Hospital/Harvard Medical School, were published in The Journal of Neuroscience.
Since its founding in the 1930s, Alcoholics Anonymous has become part of the fabric of American society. AA and the many 12-step groups it inspired have become the country's go-to solution for addiction in all of its forms. These recovery programs are mandated by drug courts, prescribed by doctors and widely praised by reformed addicts.
Some of the nation's largest pharmaceutical companies have dramatically reduced payments to health professionals for promotional speeches amid heightened public scrutiny of such spending, a ProPublica analysis shows.
Eli Lilly & Co.'s payments to speakers dropped by 55 percent, from $47.9 million in 2011 to $21.6 million in 2012.
Pfizer's speaking payments fell 62 percent over the same period, from nearly $22 million to $8.3 million.
Steve Scher talks with Michael Hanrahan who oversees the needle exchange programs for the King County's Health and Human Services. Hanrahan talks about how these exchanges work and the impact the program has made in the community.
From Seattle’s South Lake Union to larger areas like Bothell, biotechnology is a ubiquitous part of the local economy. But moving a drug from research to testing, to market, to patients is an arduous undertaking.
This week the state Department of Health reported that prescription drug overdose deaths are down 27 percent since 2008. But curbing fraud and abuse of powerful opiates has come at a price for some legitimate patients who say they’re suffering unnecessary pain due to delays at pharmacies.
David Hyde speaks with Dr. Carl Hart, a professor at Columbia University, about why he thinks all drugs — including cocaine and heroin — should be decriminalized. His latest book is called "High Price: A Neuroscientist's Journey of Self-Discovery That Challenges Everything You Know About Drugs and Society."
Schools that do random drug testing say it helps students say no to illegal drugs, while critics say it's an invasion of privacy. But feeling good about school may affect students' drug use more than the threat of testing.
A survey of high school students found that the possibility that they might face drug testing didn't really discourage students from alcohol, cigarettes or marijuana. But students who thought their school had a positive environment were less apt to try cigarettes and pot.