Dr. Ayana Jordan, an addiction psychiatrist who teaches at the N.Y.U. Grossman School of Medicine and was not involved in the new research, said the study showed the result of many intertwined ...

Rachel, 35, her hair dyed a silvery lavender, ran to greet Dr. Helmstetter. She takes the medicine buprenorphine, which acts to dull her body’s yearning for opioids, but she was not ready to let ...