Neurology

Brain implant breakthrough helps ALS man talk – and sing – again

By Abhimanyu Ghoshal June 14, 2025 An investigational brain-computer interface allows the UC Davis study participant to communicate through a computer Lisa E Howard / UC Davis View 3 Images View gallery – 3 images In another advancement in the field of brain-computer interfaces (BCI), a new implant-based system has enabled a paralyzed person to not […]

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Thinking in sync: How brain rhythms support intelligence

by Universitaet Mainz edited by Sadie Harley, reviewed by Robert Egan  Editors’ notes Test subject in an EEG booth. Credit: Henrike Jungeblut / Luis Ahrens When the brain is under pressure, certain neural signals begin to move in sync—much like a well-rehearsed orchestra. A new study from Johannes Gutenberg University Mainz (JGU) is the first to show how

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Weight loss linked to nerve cells in the brain

by University of Gothenburg edited by Lisa Lock, reviewed by Robert Egan Credit: Cell Metabolism (2025). DOI: 10.1016/j.cmet.2025.04.018 Semaglutide belongs to a group of drugs called GLP-1R agonists and has been shown to effectively reduce food intake and body weight. The drug is already well established as part of the treatment for obesity and type 2 diabetes, but can cause

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Psilocybin and escitalopram produce antidepressant effects via distinct brain mechanisms, study suggests

by Eric W. Dolan  May 25, 2025 in Depression, Neuroimaging, Psilocybin   A new study published in the American Journal of Psychiatry sheds light on how psilocybin and the antidepressant escitalopram affect brain responses to emotional stimuli in people with major depressive disorder. While both treatments led to improvements in mood, only escitalopram was linked to a reduction in brain activity

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