The FDA gives the green light to the first gene therapy for deafness

Sierra Smith holds her son, Travis, whose deafness was successfully treated with gene therapy. Regeneron Pharmaceuticals hide caption toggle caption Regeneron Pharmaceuticals The Food and Drug Administration approved the first gene therapy to restore hearing for people who were born deaf. The decision , while only immediately affecting people born with a very rare form of genetic deafness, is being hailed as a milestone in the quest to treat hearing loss. …