Watch the complete replay of Judy Van de Water discussing the maternal immune system and autism.

High blood pressure, preterm birth and other pregnancy complications may increase the risk of autism.

Children born to women who received a routine vaccine while pregnant are not at an increased risk of autism.

Adults on the spectrum frequently have a range of other conditions — but they rarely get the help they need.

Children born to women who had diabetes or high blood pressure while pregnant may be at an increased risk of autism.

Mice with a mutation in a top autism gene may have altered levels of certain gut bacteria; feeding the mice one of these bacterial species eases some of their troubles.

Exposing fertilized chicken eggs to valproic acid, an epilepsy drug, yields chicks with apparent social deficits.

Brain networks in newborns may reflect the degree of inflammation their mothers experienced during pregnancy.

Epilepsy in infancy and the use of prescription medications during pregnancy are the strongest of 29 known risk factors for autism in a child.

Activists are arrested while protesting the use of electroshock devices, a Facebook group claims cabbage slurry can prevent autism, and a movie features romance — and actors — on the spectrum.