Recovering heroin addict explains why so many people fail out of rehab after a few days

Andi Peterson, a 26-year-old from Utah, went through half a dozen substance treatment programs and countless detox centers during heryears-long heroin addiction. In thosemany stints, she found that she and many other addicts tended to fail out of treatment within aweek of arriving. She told Business Insider there's a major reason why. Opioids, unlike many other substances, can rewire the brain and radically change thought patterns. The powerful physical addiction presents difficult withdrawal sy...