John F. Kelly, PhD , of the Recovery Research Institute and Department of Psychiatry at Mass General Brigham, is the lead author of a paper ...

Drug addiction is a chronic, often relapsing disorder that affects millions of people worldwide. Despite successful treatment, many individuals struggle to maintain sobriety and may relapse.

Due to the innate complexity of addiction, its definition has been difficult to establish, and public understanding is skewed. Addiction has more recently been compared to chronic diseases. This ...