Signs & Symptoms

The cerebellum, a brain region primarily associated with movement, may mediate the pleasure that comes from socializing.

Consuming Lactobacillus reuteri, a gut microbe found in yogurt and breast milk, may enhance social interactions in three mouse models of autism.

Damien Fair has a knack for transforming obstacles into opportunities, a trait that has brought trailblazing discoveries and admiration from colleagues.

Autistic people have trouble making facial expressions appropriate to the circumstances.

The proportion of studies that include people with a severe form of autism has fallen over the past three decades.

Carriers of fragile X premutations in Ricaurte, Colombia, have more medical problems than carriers living elsewhere — and discovering why might yield treatments for the syndrome.

Some children diagnosed with autism by age 2 show unusual responses to sights, sounds and textures as infants.