Oral disorders were the leading cause of nonfatal health loss worldwide in both women and men, according to a major new report published Nov. 10 in the Lancet. There were almost 3.5 billion reports of oral disorders in 2017, including caries, periodontal disease, edentulism, and other disorders. Headache disorders and tuberculosis were the next most-reported issues, the researchers found. Hundreds of practitioners participated in the data gathering.