How opioid addiction alters our brains to always want more
- Written by Paul R. Sanberg, Senior Vice President for Research, Innovation & Knowledge Enterprise, University of South Florida

At a hearing on Capitol Hill earlier this year, U.S. Senator Lamar Alexander asked an important question: Why is most of the treatment for opioid addiction more opioids?
In response, Nora Volkow, director of the National...
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