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Signs & Symptoms

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

May 2019
News

Nerves that control heart rate may be offbeat in autistic adults

by  /  17 May 2019

Adults with autism have a resting heartbeat that rarely varies in frequency, a tendency that may explain some aspects of the condition.

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Man and woman portraits on a "family tree"
Features / Deep Dive

What the ‘broad spectrum’ can teach us about autism

by  /  15 May 2019

The relatives of autistic people often have mild traits of the condition. Studying these family members could broaden our understanding of autism.

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Toddler's hands playing with educational toys
News

Autism diagnosis may be possible as early as age 14 months

by  /  15 May 2019

Clinicians can reliably diagnose autism roughly two years earlier than the typical age of diagnosis.

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News

Sex bias in autism virtually absent among those with epilepsy

by  /  9 May 2019

The ratio of autistic boys to girls is roughly the same among children with epilepsy, according to a new meta-analysis.

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News

Having smart father raises child’s risk of autism

by  /  9 May 2019

Children whose fathers are highly intelligent are at a higher risk of autism than those whose fathers are of average intelligence.

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neurons in mice brains
News

Inflammation may wield sex-specific effects on developing brain

by  /  8 May 2019

Exposure to inflammation in the womb may affect the brain and behavior of males and females differently.

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Child in sad posture, seen from through a textured glass window
News

Many autistic children contemplate suicide, screens suggest

by  /  4 May 2019

About 10 percent of autistic children have suicidal thoughts and behaviors.

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A depressed young woman in a tunnel
News

History of self-harm adds to suicide risk in autistic people

by  /  4 May 2019

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.

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mother talking to a baby on bed
News

Signs of autism may be heard early in infancy

by  /  4 May 2019

Autistic infants as young as 4 months may have fewer verbal exchanges with their caregivers than their peers do.

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Child in magnetoencephalograph (MEG) scanner
News

Brains of minimally verbal autistic children respond slowly to sound

by  /  4 May 2019

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.

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