Dirk Hanson
By Dirk Hanson
The other chemicals frequently found in what's sold as ecstasy or MDMA cloud the issue of how dangerous X really is (or isn't). MORE
By Dirk Hanson
After years of tightening regulation and a dramatic decline in adult smokers, Big Tobacco prepares its endgame: Teenagers. MORE
By Dirk Hanson
Some cocaine-addicted rats and their offspring have blown science's view of how genes are inherited wide open. MORE
By Dirk Hanson
Nobody's saying most senior drinkers need to quit, but aging does expose them to a worrying list of extra risks. MORE
By Dirk Hanson
Startling new research shows black teenagers are less likely to drink or do drugs than their white peers. MORE
By Dirk Hanson
Up to 50 million Americans suffer from asthma and allergies, and booze is partly to blame. MORE
By Dirk Hanson
It's not Skyy or Absolut. But teenaged drinkers love it to death. MORE
By Dirk Hanson
As women rapidly chase down men in the drinking stakes, one Harvard professor says alcoholism progresses faster in females—and that all-women treatment groups are vital. MORE
By Dirk Hanson
Some sheriffs' departments and media outlets try a little too hard to frighten us every year. MORE
By Dirk Hanson
MLB's Joe Torre backs an alcohol ban after the Red Sox clubhouse blowout. MORE









