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Tag: twins

August 2021
Twin boys sleeping on green sheets.
News

Genetic roots of sleep issues, autism may be entwined

by  /  9 August 2021

The same genetic factors may underlie both autism and autistic people’s tendency to have sleep problems, such as insomnia.

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Image shows two young girls, identical twins, covering their faces with leaves while facing each other.
Opinion / Q&A

Q&A with John Constantino: Solving the biomarker conundrum

by  /  3 August 2021

Biological factors that reflect autism’s roots may differ from those that influence how severe the condition is. Failure to make a distinction has stymied the search for biomarkers.

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May 2021
DNA helix inside the human body
News

Autism genetics, explained

by  /  28 May 2021

The more scientists dig into DNA, the more intricate its contribution to autism seems to be. Here, we unravel the complex genetics of autism.

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Teen girl up at night, looking at her computer.
News

Childhood autism traits linked to hypomania in adolescence

by  /  10 May 2021

Children with autism traits tend to show agitation, excitability, decreased sleep and other mild signs of mania in adolescence; the association is higher in identical twins than fraternal twins, suggesting that genetics plays a role.

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April 2021
Twin sisters spending their time using laptop and smart phone at home
News

Genes drive autistic people’s reactivity to environmental cues

by  /  2 April 2021

Genes influence how autistic people react to sights, sounds and other sensory cues, whereas environmental factors shape their tendency to notice and seek out such stimuli, a new study in twins suggests.

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January 2021
twins seated at a table in bright red chairs.
News

Environment may have outsized effect on brain structure in autism

by  /  12 January 2021

Environmental factors influence brain structure in autistic children more than in non-autistic children, according to an analysis of imaging data from twins.

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December 2020
Approximately 24 month old twin girls, one of them reaching for something.
News

Genes’ influence on social behaviors shifts with age

by  /  14 December 2020

Some social behaviors associated with autism are heritable, but the extent to which genes and the environment influence these behaviors changes as a child grows.

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May 2020
News

Environmental factors unlikely to account for rise in autism prevalence

by  /  18 May 2020

The relative contributions of genetic and environmental factors to autism have held steady over multiple decades, according to a large twin study.

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January 2020
Teenage girl with headache
News

Autistic people have increased incidence of neurological problems

by  /  23 January 2020

People with autism have more brain-related health problems, such as headaches and epilepsy, than typical people do.

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Two twin girls wearing blue kneeling down on the ground.
News

Early life experiences may shift severity of autism

by  /  17 January 2020

A child’s environment exerts a strong influence on the severity of her autism, a study of identical twins suggests.

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