The emerging paradigm views addiction as a chronic, relapsing brain disorder to be managed with all the tools at medicine's disposal. The addict's brain is malfunctioning, as surely as the pancreas in someone with diabetes. In both cases, "lifestyle choices" may be contributing factors, but no one regards that as a reason to withhold insulin from a diabetic. "We are making unprecedented advances in understanding the biology of addiction," says David Rosenblum, a public-health professor and addiction expert at Boston University. "And that is finally starting to push the thinking from 'moral failing' to 'legitimate illness'."

What Addicts Need | Newsweek Health | Newsweek.com