autism spectrum disorder

What Baby Teeth may Tell Researchers About Autism

Researchers are constantly studying and learning more about autism spectrum disorder (ASD), but they have yet to be able to pinpoint specific causes. The origins of the disorder seem to be based in genetics and environmental factors. Now a study funded by the National Institute of Environmental Health and Sciences (NIEHS) seems to suggest that exposure to heavy metals could be one of the environmental triggers of autism. [1]

Brain Scans Catch Autism Months Before Symptoms Appear

The symptoms of autism generally begin to emerge in a person between 12 and 18 months of age. Oftentimes, babies develop normally until this age, but then they start regressing and lose skills. Now, a recent study suggests it may be possible to spot autism on an MRI scan months before symptoms start. [1]
Geraldine Dawson, a clinical psychologist and autism researcher at Duke University who was not involved in the new work, says: