Morton's toe recorded prevalence varies in different populations, with estimates from 2.95% to 22%. The name derives from American orthopedic surgeon Dudley Joy Morton (1884–1960), who originally described it as part of Morton's triad (a.k.a. Morton's syndrome or Morton's foot syndrome): a congenital short first metatarsal bone, a hypermobile first metatarsal segment and calluses under the second and third metatarsals. Confusion has arisen from "Morton's foot" being used for a different condition, Morton's metatarsalgia, which affects the space between the bones and is named after Thomas George Morton (1835–1903). Morton's toe, especially the second-toe-is-longer versions, has a long association with disputed anthropological
Americans For Medical Advancement not,” and that the organization “explores the differences between the two.” What sets it apart is that it focuses “on the harm that is done to humans” and that animal protectionists are concerned about the harm done to animals. Americans for Medical Advancement targets their work to improve healthcare. The way the organization hopes to do so is by developing safer, more efficient techniques to use in labs. Since AFMA believes that animals do not give an accurate reading of how drugs will make a human react, the first step would be eliminating animal testing in the development of drugs