Previous research involving twins had suggested that migraines have a significant genetic component. (scientificamerican.com)
Autism spectrum disorder has a significant genetic component, and scientists have found thousands of genetic differences between some people with ASD and those without. (sciencedaily.com)
The causes of the differences in gray matter volume are unknown, but IED runs in families and is thought to have a significant genetic component. (uchospitals.edu)