Anxiety

Recent articles

Child sitting on confetti-covered ground, wearing noise-cancelling headphones.

Sensory over-responsivity tied to autism, anxiety but not other conditions

Negative reactions to sensations track with certain neurodevelopmental traits in more than 15,000 children—pointing to shared neurobiological roots.

By Diana Kwon
10 September 2026 | 5 min read

Brainstem neurons add new element to ‘already complex’ anxiety circuitry

Precise optogenetic modulation of a medullary neuron population reveals their role in anxiety-like behaviors.

By Sarah Thau
19 August 2026 | 0 min watch
Child sitting on a trampoline.

Study questions DSM-5’s combining of autism traits

Sensory traits and restricted and repetitive behaviors are best understood as distinct but related characteristics, the new work suggests.

By Lauren Schenkman
23 July 2026 | 5 min read
Research image of astrocytes in the mouse brain.

Astrocytes in mouse amygdala encode emotional state

The glial cells’ activity reliably tracks with freezing, hesitancy and other behaviors reminiscent of anxiety.

By Holly Barker
24 March 2026 | 4 min read
Wrinkled sheet of paper with multiple red rectangles printed on it.

Data duplications flagged in highly cited gut-brain studies

The duplications are a product of “inadvertent errors,” the authors say.

By Claudia López Lloreda
24 March 2026 | 4 min read
Research image of astrocytes in a mouse brain.

Astrocytes orchestrate oxytocin’s social effects in mice

The cells amplify oxytocin—and may be responsible for sex differences in social behavior, two preprints find.

By Holly Barker
4 March 2026 | 5 min read

Why emotion research is stuck—and how to move it forward

Studying how organisms infer indirect threats and understand changing contexts can establish a common framework that bridges species and levels of analysis.

By Joshua P. Johansen
26 January 2026 | 0 min watch
Abstract flowing shapes.

Perimenopause: An important—and understudied—transition for the brain

Many well-known perimenopause symptoms arise in the brain, but we still know little about the specific mechanisms at play. More research—in both animals and humans—is essential.

By Marija Kundakovic
12 November 2025 | 6 min read
Illustration of a brain surrounded by a stylized silhouette of a human head with psychedelic colors and textures.

Why we need basic science to better understand the neurobiology of psychedelics

Despite the many psychedelics clinical trials underway, there is still much we don’t know about how these drugs work. Preclinical studies represent our best viable avenue to answer these lingering questions.

By Devin Effinger, Melissa Herman
1 October 2025 | 6 min read
Hands arrange various shapes over a color background.

Emotion research has a communication conundrum

In 2025, the words we use to describe emotions matter, but their definitions are controversial. Here, I unpack the different positions in this space and the rationales behind them—and I invite 13 experts to chime in.

By Nicole Rust
5 September 2025 | 29 min read

Explore more from The Transmitter

Diabetes researcher from NOVA Medical School, Portugal, shows how mice used to study blood glucose regulation, memory changes and metabolic processes associated with diabetes are kept in laboratory.

Public engagement can help cultivate support for animal research

The European Animal Research Association's Patient Discovery Project connects researchers with people who have the conditions they study. The learning goes both ways.

By Kirk Leech
6 November 2026 | 7 min read

Brain registers spatial location outside hippocampus

A more complex picture of how an animal’s brain tracks its location is starting to emerge.

By Natalia Mesa
5 November 2026 | 1 min watch
Illustration of worm on top of a purple rock with neurons in the background.

The three-banded panther worm is rewriting the story of brain evolution

The animal has a brain structure all its own, according to a 2026 preprint. The finding hints that brains could have evolved centralization before regionalization.

By Sarah DeWeerdt
4 November 2026 | 7 min read