The question of whether and how results from personal genetic testing will motivate behavioral changes in consumers has only begun to receive the research attention it richly deserves.
Ruth M. Farrell, MD, MA, Holly Pederson, MD, and Shilpa Padia, MD
Though they claim to, direct-to-consumer genetic tests may not correctly identify an individual's ancestral background, and thus may overstate or understate one's risk for heritable disease.