A specific pattern of brain activity in a frontal brain region is linked to compulsive behaviors like excessive hand washing, chronic hair-pulling, and skin-picking in people with obsessive compulsive ...

Anyone who's been around children can attest that they have certain behaviors that would be intolerable in adults. Of course, the tragedy is that some so-called adults still retain the need to ...

Many people discover, sometimes much later than expected, that they are not neurotypical, often because the signs were there, but just interpreted as, say, a fun, personal quirk. So we’ve gathered ...

A tiger walks the same worn groove along the edge of its exhibit, like a broken record. A parrot methodically plucks out its own feathers until bare skin shows through. To a casual visitor, these can ...

Judge disqualifies US attorney in New York, tosses Letitia James subpoenas Trump’s controversial ballroom could solve a decades-long problem — and is taking the first formal steps for construction ...

Researchers at Karolinska Institutet in Sweden have identified a brain circuit that can drive repetitive and compulsive behaviors in mice, even when natural rewards such as food or social contact are ...

Example of repetitive behavior seen in mice. Some mice trace the same route through their cage over and over and over again. Abnormal repetitive behaviors in mice are strongly linked to multiple ...

Abnormal repetitive behaviors in mice are strongly linked to multiple biomarkers of oxidative stress, which occurs when antioxidants cannot counteract the effects of harmful molecules in the body, ...

Summary: A new study shows that oxidative stress—an imbalance between damaging molecules and antioxidants—may contribute to repetitive behaviors observed in mice, similar to those seen in autism ...

Individuals who experience hoarding related to OCD may have distressing feelings about discarding items. It can drive compulsive saving behaviors that they recognize as excessive. Obsessive-compulsive ...