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Medical Xpress / Marriage and emotional support may protect against obesity through brain–gut connection

Strong social relationships, particularly high-quality marriages, may help protect against obesity by influencing a complex communication system between the brain and gut, according to new research by UCLA Health.

Dec 4, 2025 in Neuroscience
Medical Xpress / How the brain protects itself from Alzheimer's disease

High levels of calcium are toxic to cells and contribute to loss of neurons in Alzheimer's disease. A new study published in JCI Insight identifies a mechanism through which the young brain protects itself against high calcium ...

Dec 3, 2025 in Neuroscience
Medical Xpress / Protein abnormality illuminates communication struggles in autism

A DGIST research team identified that the mutation of the collybistin protein found in autistic patients weakens the brain's inhibitory synaptic function and leads to communication deficiencies. The results of this research ...

Dec 1, 2025 in Neuroscience
Medical Xpress / 'Cognitive Legos' help the brain build complex behaviors

Artificial intelligence may write award-winning essays and diagnose disease with remarkable accuracy, but biological brains still hold the upper hand in at least one crucial domain: flexibility.

Nov 26, 2025 in Psychology & Psychiatry
Medical Xpress / Prefrontal cortex reaches back into the brain to shape how other regions function, study reveals

Vision shapes behavior, and a new study by MIT neuroscientists finds behavior and internal states shape vision. The research, published in Neuron, finds in mice that, via specific circuits, the brain's executive control center, ...

Nov 25, 2025 in Neuroscience
Phys.org / Examining why some species developed consciousness while others remained non-conscious

What is the evolutionary advantage of our consciousness? And what can we learn about this from observing birds? Researchers at Ruhr University Bochum published two articles on this topic.

Nov 24, 2025 in Biology
Medical Xpress / Writing builds resilience by changing your brain, helping you face everyday challenges

Ordinary and universal, the act of writing changes the brain. From dashing off a heated text message to composing an op-ed, writing allows you to, at once, name your pain and create distance from it. Writing can shift your ...

Nov 24, 2025 in Psychology & Psychiatry
Medical Xpress / Researchers explore how neurological activity gives rise to human experience

Humans know they exist, but how does "knowing" work? Despite all that's been learned about brain function and the bodily processes it governs, we still don't understand where the subjective experiences associated with brain ...

Nov 18, 2025 in Neuroscience
Medical Xpress / Deep brain stimulation succeeds for 1 in 2 patients with treatment-resistant severe depression and anxiety in trial

Deep brain stimulation—implants in the brain that act as a kind of "pacemaker"—has led to clinical improvements in half of the participants with treatment-resistant severe depression in an open-label trial.

Nov 18, 2025 in Psychology & Psychiatry
Medical Xpress / Tracing schizophrenia's origins: Study maps chromatin accessibility in postmortem brain tissue

Schizophrenia is a severe neuropsychiatric disorder characterized by hallucinations, false beliefs about oneself or the world (i.e., delusions), and other disruptions in thought, emotion and perception. Recent genetic studies ...

Nov 17, 2025 in Psychology & Psychiatry
Medical Xpress / How the brain learns and applies rules: Sequential neuronal dynamics in the prefrontal cortex

Understanding how the brain learns and applies rules is the key to unraveling the neural basis of flexible behavior. A new study from the University of Toyama, Japan, reveals that our ability to follow procedural rules is ...

Nov 14, 2025 in Neuroscience
Medical Xpress / Anxiety disorders tied to low levels of an essential nutrient in the brain

People with anxiety disorders have lower levels of choline in their brains, according to research from UC Davis Health.

Nov 10, 2025 in Psychology & Psychiatry