Psychology & Psychiatry

How decision-making mechanisms go awry in OCD brains

A new study from UNSW Sydney shows that teenagers with OCD experience deficits in decision making and behavioral control. This is linked to abnormal activity in an area of the brain called the orbitofrontal cortex (OFC). ...

Neuroscience

Study finds we can respond to verbal stimuli while sleeping

Sleep is not a state in which we are completely isolated from our environment: while we sleep, we are capable of hearing and understanding words. These observations, the result of close collaboration between teams at Paris ...

Psychology & Psychiatry

How loneliness changes the way our brains process the world

If there's one thing we as humans seem to have in common, it's that most of us have felt lonely at one time or another. But is the pain that comes with feeling socially isolated simply a part of being human? Why does the ...

Psychology & Psychiatry

AI language models could help diagnose schizophrenia

Scientists at the UCL Institute for Neurology have developed new tools, based on AI language models, that can characterize subtle signatures in the speech of patients diagnosed with schizophrenia.

Neuroscience

Study maps brain wave disruptions affecting memory recall

The brain circuitry that is disrupted in Alzheimer's disease appears to influence memory through a type of brain wave known as theta oscillation, a team led by UT Southwestern Medical Center researchers report. The findings, ...

Cardiology

Insomnia may be an early risk factor for irregular heart rhythm

Younger adults diagnosed with insomnia were more likely to develop a type of irregular heartbeat—and to do so earlier—than those without a history of insomnia, according to a large study of military veterans. The findings ...

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