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Signs & Symptoms

Autism’s core symptoms accompany a constellation of subtle signs that scientists are just beginning to unmask.

December 2018
Siblings, a baby and a toddler, play together at home.
Features / Deep Dive

How pregnancy may shape a child’s autism

by  /  5 December 2018

Autism is predominantly genetic in origin, but a growing list of prenatal exposures for mother and baby may sway the odds.

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News

National surveys estimate U.S. autism prevalence at 1 in 40

by  /  3 December 2018

About 1 in 40 children in the United States has autism, according to a survey conducted in 2016. Roughly 30 percent of those children were not being treated for the condition at the time.

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Female doctor with mother and child in doctor's office.
News

Slow onset may explain late autism diagnosis in some children

by  /  3 December 2018

Some autistic children don’t show traits of the condition until age 5 or later.

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November 2018
Father and son talking on the couch.
News

Autistic children, parents may shape each other’s language

by  /  28 November 2018

Parents may speak to their autistic children using fewer words and less complex sentences than do parents of typical children, which in turn shapes the children’s language skills.

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Illustration shows head with closed eyes.
News

‘Shock therapy’ may help some autistic teens with catatonia

by  /  26 November 2018

Case reports suggest electroconvulsive therapy is effective for treating catatonia in people with autism.

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Feet of a child on a scale, weighing in at 86 pounds.
News

Obesity risk tracks with severity of autism traits, study suggests

by  /  22 November 2018

The latest study to show that autistic children tend to be overweight suggests that the risk is greatest for those at the severe end of the spectrum.

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News

Schizophrenia prevalence may be threefold higher in people with autism

by  /  21 November 2018

Autism and schizophrenia co-occur significantly more often than would be expected by chance, according to an analysis of nearly 2 million people.

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News

Young children with autism may show brain-fluid buildup

by  /  19 November 2018

Autistic children aged 2 to 4 have about 15 percent more fluid between their skull and their brain than their typical peers do.

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Purkinje neurons glow red in this section.
News

Cerebellum’s role in autism may depend on timing

by  /  12 November 2018

Two studies published in the past two months provide new clues to when and how the cerebellum contributes to autism.

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Marmoset in a clear cage in a lab.
News

Monkey motion-capture reveals social behavior in 3-D

by  /  8 November 2018

A monkey-sized jacket embedded with motion sensors — similar to technology used to animate creatures in movies — is helping researchers develop the common marmoset as a model for studying human social behavior.

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