The loss of abilities that besets some toddlers with autism is probably less sudden and more common than anyone thought.
Roughly 23 of every 10,000 children in India have autism, according to the country’s first rigorous estimate of autism prevalence.
The odds of getting an autism diagnosis depend on where in the United States a person lives.
Coaching parents to provide early social stimulation may improve outcomes for children with autism.
Community mental health clinics, which serve millions of Americans, can help identify adults with undiagnosed autism — and change their lives for the better.
A new study in South Carolina has found a prevalence of 3.62 percent for autism, or roughly 1 in 28 children.
Pediatricians are failing to identify 80 percent of toddlers who need an evaluation for autism, and are missing nearly twice as many girls as boys.
Most children with autism go undiagnosed until after age 3, and many of these children remain undiagnosed until after they reach school age.