By Chrisanne Grise

People are "blinded" by genetic theories, argues the leading opponent of the disease model of addiction. MORE  

By Adam K. Raymond

Lethal drug addiction is disturbingly common among pro athletes, like boxer Johnny Tapia and a long roster of NFL players, who suffer head trauma and chronic pain. Sadly, the more we know, the less anyone seems to care. MORE  

By May Wilkerson

Science gets closer to explaining how some of our brains are hard-wired for addiction. MORE  

By Dirk Hanson

Animal study shows how a solid social network helps protect against drug abuse--by literally changing the way the brain works. MORE  

By Dirk Hanson

Meth does many nasty things to your brain—but putting holes in it is not one of them. MORE  

By Tony O'Neill

A controversial scientist claims that high I.Q. Individuals are more prone to engage in "evolutionarily novel" behaviors. MORE  

By Dirk Hanson

How does alcohol affect memory? Researchers claim that students perform much better on tests when their "memory states" match. Which means that if you study for an exam while you're sober, you'd better not get blasted before test-time. If you studied while drinking, however, downing a few brews before your exam may actually boost your performance. MORE  

By Tony O'Neill

If alcohol and drugs stay in your system for just a few days, why do so many people need months to start feeling normal again? The Fix serves up the latest research (and some hard-earned advice) on the savage side effects of sobriety.  MORE