Hall of Fame defensive lineman Steve McMichael has been diagnosed with chronic traumatic encephalopathy. McMichael died last year at 67 after a five-year battle with ALS. His wife said the ...

It is not unusual for laboratory monkeys to engage in abnormal repetitive behaviors (ARBs), such as pacing and hair-plucking. Conventional thinking is that these actions are linked to recent stresses ...

Add Yahoo as a preferred source to see more of our stories on Google. Hillary Clinton speaks at the Cinema for Peace & Democracy gala in Berlin. Britta Pedersen/dpa Former US secretary of state ...

Skid Row is looking for the next in a long, storied lineage of lead singers — and it could be you. The rockers have partnered with online music retailer Sweetwater to launch a worldwide search for ...

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 ...

“On the spectrum.” These three words have become synonymous with autism, yet behind them lies a common misunderstanding. The idea of “the spectrum” suggests that all autistic people share similar ...

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 ...

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

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, ...

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 ...