The topic of the study is not new, however the largest of the kind. This very recent and massive research of more than 5,7 million children from 5 countries has published on June 10th, 2015 in the Molecular Psychiatry its definitive findings. Autism Speaks is the organization that funded the study.
The Findings
“Autism rates are about 66% higher among children born to dads over the age over 50 than those over 20 (and 28% higher for dads in their 40s). Researchers found rates were 18% higher with teens moms than those with moms over 20s.”
source: https://www.yahoo.com/parenting/the-type-of-parents-most-likely-to-have-a-child-121212598657.html
Parental age is only one of many other risk factors linked to autism. To learn more about the 7 risk factors read here.
For more tips read the book.
Watch the lecture from UC Television.
nadia shanab