Julio Cesar Chavez at his home in Tijuana, Mexico. Carrie Kahn/NPR hide caption

itoggle caption Carrie Kahn/NPR

Students in recovery from substance abuse are finding support on a growing number of college and university campuses, including the University of Texas at Austin. Ronald Martinez/Getty Images hide caption

itoggle caption Ronald Martinez/Getty Images
Hanna Barczyk for NPR

Publicity from Vermont Gov. Peter Shumlin's State of the State address last January drove up demand for addiction treatment in the state. Andy Duback/AP hide caption

itoggle caption Andy Duback/AP

In Philadelphia, some drug users are selling clean needles from needle exchange programs on the street. Researchers say the black market isn't necessarily a bad thing. ImageZoo/Corbis hide caption

itoggle caption ImageZoo/Corbis

Among heroin addicts who are able to quit, 40 to 60 percent relapse within the first year — many within the first weeks of release from a treatment program. Diane Diederich/iStockphoto hide caption

itoggle caption Diane Diederich/iStockphoto
Katherine Streeter for NPR

The Lafayette Parish Correctional Center in downtown Lafayette, La. By most counts, Louisiana has the highest incarceration rate in the country, but sentencing reformers have loosened some of the state's mandatory minimum sentences and made parole slightly easier to get. Denny Culbert for NPR hide caption

itoggle caption Denny Culbert for NPR

Generic hydrocodone plus acetaminophen pills seen in a pharmacy in Montpelier, Vt., in 2013. Toby Talbot/AP hide caption

itoggle caption Toby Talbot/AP

Morphine and oxycodone (the active ingredient in Oxycontin) are strong narcotic pain relievers on their own. Moxduo, a drug now up for FDA approval, would combine morphine and oxycodone in a single capsule. Rich Pedroncelli/AP hide caption

itoggle caption Rich Pedroncelli/AP

The number of babies born with neonatal abstinence syndrome is rising in Tennessee, and lawmakers want to try a punitive approach. Katie Collins/PA Photos/Landov hide caption

itoggle caption Katie Collins/PA Photos/Landov

Xanax and Valium, prescribed to treat anxiety, mood disorders and insomnia, can be deadly when mixed with other sedatives. Dean812/Flickr hide caption

itoggle caption Dean812/Flickr

Tyler BigChild, a board member of Vancouver's Drug Users Resource Center, is also part of its Brew Co-Op. The group teaches alcoholics how to make beer and wine, in the hopes that they'll stop risky behavior such as drinking rubbing alcohol. Portland Hotel Society hide caption

itoggle caption Portland Hotel Society