"This book delivers the facts [on opioids], including how opioids affect the brain and why something . . . [like] a painkiller can lead to a heroin addiction. This . . . guide includes tips for coping with pain without resorting to opioids, and resources for those who are facing opioid addiction. Readers will also learn about the history of opioids and what led to the national opioid crisis"--Provided by publisher.