By JNi.Media
According to the National Institutes of Health (NIH), nearly one in five people of Ashkenazi Jewish descent are carriers of a Jewish genetic disorder.
Usher Syndrome is a genetic disease that is the leading cause of deaf-blindness in the world, particularly affecting Ashkenazi Jews, 2% of whom carry the recessive gene for type 1f. Type 1 is the most severe. Those affected are born profoundly deaf with impaired balance; then, retinitis pigmentosa causes them to gradually lose their vision, […]