Single Gene Flaw Can Cause 'Face Blindness' (HealthDay)

FRIDAY, July 14 (HealthDay News) -- Face blindness -- an inability to recognize faces -- is a common hereditary disorder that runs in families, German researchers conclude. The study also found that face blindness, or "prosopagnosia," is one of the most frequent disorders apparently controlled by a defect in a single gene. It can also be caused by brain injury. People with face blindness are unable to tell the difference between different faces, except for the faces of those people who are most ...