New York Times - "Grandfathers' Age Linked to Autism"
Older paternal age has been linked to autism in a man's offspring, but now researchers have found that the older a man is when his child is born, the greater the risk for autism in his grandchild, according to a study in JAMA Psychiatry. A study co-author, Dr. Avi Reichenberg, a researcher at the Seaver Autism Center at the Icahn School of Medicine at Mount Sinai in New York, said that the risk for autism is small in any case. "The majority of children and grandchildren of older dads and granddads develop normally," he said. "But our findings are helping us understand how autism may develop." Learn more