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Medical Xpress / Thalamic nuclei observed driving conscious perception

Beijing Normal University-led researchers have identified specific high-order thalamic nuclei that drive human conscious perception by activating the prefrontal cortex. Their findings enhance understanding of how the brain ...

6 hours ago in Psychology & Psychiatry
Medical Xpress / How the brain uses context boundaries to guide decision-making in both spatial and abstract environments

The DAM-Decision and Memory group at Universitat Jaume I in Castelló, led by Raphael Kaplan and composed of researchers from Spain, Italy and the United States, has recently published the results of two studies that provide ...

Apr 4, 2025 in Psychology & Psychiatry
Medical Xpress / Study helps explain how laughing gas could fight treatment-resistant depression

Although a plethora of medications and therapies now exist for major depression, roughly one in three diagnosed patients still suffer from treatment-resistant depression (TRD)—a form of the disorder that does not respond ...

Apr 3, 2025 in Psychology & Psychiatry
Medical Xpress / Key brain differences can explain why Ritalin helps improve focus in some more than others

Nearly 16 million American adults have been diagnosed with attention deficit hyperactivity disorder (ADHD), but evidence suggests that more than 30% of them don't respond well to stimulant medications like Ritalin and Adderall.

Apr 2, 2025 in Neuroscience
Medical Xpress / Study identifies brain areas that influence political intensity

A person's level of political engagement can be informed by myriad factors, from education to environment. Now, a new study—published in the journal Brain and led by Northwestern University and Shirley Ryan AbilityLab—has ...

Apr 2, 2025 in Psychology & Psychiatry
Medical Xpress / Multitasking exercise found to enhance objective sleep quality in older women

Researchers at the University of Tsukuba have discovered that the so-called "multi-task exercise," which combines cognitive activity with physical movement, enhances sleep quality in older women by activating the prefrontal ...

Apr 1, 2025 in Neuroscience
Phys.org / Can brain activity reveal your political party while grocery shopping?

A new study reveals that how your brain reacts to food purchasing decisions can be used to determine your political affiliation with almost 80% accuracy.

Apr 1, 2025 in Other Sciences
Medical Xpress / What makes the human brain unique? We compared it with monkeys and apes to find out

Scientists have long tried to understand the human brain by comparing it to other primates. Researchers are still trying to understand what makes our brain different from our closest relatives. Our recent study may have brought ...

Mar 29, 2025 in Neuroscience
Medical Xpress / PET imaging confirms direct involvement of dopamine in cognitive flexibility

For the first time, scientists have confirmed a neurobiochemical link between dopamine and cognitive flexibility, according to new research published in the March issue of The Journal of Nuclear Medicine. PET imaging shows ...

Mar 28, 2025 in Neuroscience
Medical Xpress / Type 2 diabetes may suppress brain's reward processing, rat maze experiment suggests

The high comorbidity of type 2 diabetes (T2D) with psychiatric or neurodegenerative disorders points to a need for understanding what links these diseases. A potential link is the anterior cingulate cortex (ACC). The ACC ...

Mar 24, 2025 in Neuroscience
Medical Xpress / Digital tool gives kids with ADHD real-time feedback on their brains

After teachers explain an assignment, children with attention deficit/hyperactivity disorder might struggle to turn those instructions into action. It's one of several pathways by which ADHD can impair a young student's academic ...

Mar 24, 2025 in Neuroscience
Medical Xpress / Levodopa may improve motivation in depression linked to high inflammation

A study from Emory University suggests that levodopa, a medication that increases dopamine levels in the brain, may help treat individuals with depression who experience motivational impairments due to high inflammation. ...

Mar 20, 2025 in Neuroscience