Repetitive behaviors

Recent articles

Two rhesus macaque monkeys.

Vasopressin boosts sociability in solitary monkeys

Inhaling the hormone did not increase aggression in unsociable rhesus macaques and appears to help the animals remember faces and reciprocate friendly behaviors.

By Charles Q. Choi
25 November 2024 | 5 min read
A research image of X chromosomes with Fragile X syndrome

Understanding fragile X syndrome

Just in time for Fragile X Awareness Month, The Transmitter rounds up notable coverage.

By Daisy Yuhas
4 July 2024 | 2 min read
A person stands in front of a neatly organized dresser drawer.

Teasing apart insistence on sameness with Mirko Uljarević

The hallmark autism trait has multiple facets, Uljarević and his colleagues have found.

By Lauren Schenkman
30 October 2023 | 6 min read
An illustration of Brian Boyd

Brian Boyd, classroom-based interventions and the importance of representation

The leader of the Frank Porter Graham Child Development Institute talks about what drew him into the autism field, and his departure from — and return to — the University of North Carolina at Chapel Hill.

By Brady Huggett
1 October 2023 | 65 min listen
A young boy sits alone on a bench in a playground.

Mental health issues emerge with shifts in autism traits across childhood

Anxiety and other challenges autistic children experience may stem from an increase in social-communication issues and a decrease in repetitive behaviors from ages 6 to 11.

By Charles Q. Choi
27 September 2023 | 3 min read
Research image of neurons in mice.

Skewed signaling in striatum may spawn repetitive behaviors

Synaptic changes in the brain region could drive a core trait of fragile X syndrome, a new mouse study suggests.

By Holly Barker
6 September 2023 | 3 min read
Research images of protein synthesis in mice.

Neuronal deafness to stress may add to protein surplus in fragile X

A protective pathway that pauses protein synthesis is muted in a mouse model of fragile X syndrome, according to a new study.

By Holly Barker
29 August 2023 | 3 min read
Photograph of a family of rhesus macaque monkeys.

Father’s genes may drive sociability in male monkeys

The findings in rhesus macaque monkeys may provide clues to sex differences in the heredity of social behavior in people.

By Charles Q. Choi
18 August 2023 | 3 min read
Research image showing neuronal activity in mice exposed to high-frequency sounds.

Missing mechanism helps solve fragile X protein mystery

Cells from people with fragile X syndrome overproduce — but don’t accumulate — proteins. New work suggests that excessive protein breakdown may account for this discrepancy, and explain some of the syndrome’s traits.

By Giorgia Guglielmi
24 January 2023 | 4 min read
A woman sits and works at a laptop while her daughter sits next to her and looks out of a glass door.

New tool aims to capture full breadth of repetitive behaviors

The measure breaks the behaviors down into eight distinct subdomains — categorization that could prove useful for clinical trials, its creator says.

By Laura Dattaro
13 January 2023 | 5 min read

Explore more from The Transmitter

What neuroscientists want from a new NINDS director

The search is underway for the next director of the U.S. National Institute of Neurological Disorders and Stroke, who will face a range of challenges, neuroscientists say, but will also have an “immense opportunity to do good things.”

By Helena Kudiabor
15 April 2026 | 4 min read
3D illustration of arterial blood supply in the human brain.

Arousal neurons’ activity explains brain’s blood flow dynamics in mice

The findings could influence how researchers interpret signals from techniques that use blood flow as a surrogate for neuronal activity.

By Claudia López Lloreda
15 April 2026 | 4 min read
Illustration of an open journal featuring lines of text and small illustrations of eyes and mouths.

Autism-linked genes alter sleep behavior, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 13 April.

By Jill Adams
14 April 2026 | 2 min read