Children whose fathers are highly intelligent are at a higher risk of autism than those whose fathers are of average intelligence.
Autism’s core symptoms accompany a constellation of subtle signs that scientists are just beginning to unmask.
Exposure to inflammation in the womb may affect the brain and behavior of males and females differently.
About 10 percent of autistic children have suicidal thoughts and behaviors.
People with autism who harm themselves are more than 30 times as likely as the general population to commit suicide. The risk is especially pronounced among girls and women on the spectrum.
Several of the brain’s responses to sound are sluggish in autistic children who speak few or no words, compared with those who are verbal.
Autistic infants who have extreme responses to sights, sounds or textures tend to harm themselves as toddlers.
Most 4-year-old autistic children cannot string more than two words together.
Depression may influence how people with autism perform on tests of social function.
Restricted and repetitive behaviors decrease significantly in about 75 percent of autistic children from age 3 to 11.