By Bonita Darula Although numerous studies have found that boys are affected four times more than girls, the reason for the gender differences in autism remain a mystery. However, new research points to heredity and genes. The latest study revealed an autism risk gene, named CACNA1G, which is more common in boys than girls. It is unclear why the gene is more prevalent in boys, but the findings suggest that this gene makes boys more at risk for autism. With experts still unclear as to
17 Aug 2009