But don't book an appointment with

But don't book an appointment with Dr Beagle just yet. The accuracy method is still in its early stages of research. To really prove that dog detection can work, researchers will need to show that dogs can identify afflicted patients who haven't yet been diagnosed by traditional means, as opposedto using previously diagnosed cancer patients and healthy controls. Critics argue the dogs might not be smelling cancer, but instead some smelling evidence of thorough differences between healthy people, and those who are already addressing (and worrying about) an illness.