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Using a prebiotic after traumatic brain injury may help reduce impulsive behavior

Rss Feed - Tue, 11/25/2025 - 07:46
Using a prebiotic to influence bacterial activity in the gut after a traumatic brain injury may help reduce impulsive behavior, one of the common symptoms to follow a moderate blow to the head, a new study in rats suggests.

Scientists uncover how brain enzyme OTULIN controls tau expression

Rss Feed - Tue, 11/25/2025 - 07:39
Scientists have uncovered a surprising mechanism by which a brain enzyme called OTULIN controls the expression of tau, the protein that forms toxic tangles in Alzheimer's disease.

Deficient ATP release in the brain drives depressive- and anxiety-like behaviors

Rss Feed - Tue, 11/25/2025 - 07:16
In a new JNeurosci paper, Tian-Ming Gao and colleagues, from Southern Medical University, explored how adenosine triphosphate (ATP) signaling relates to depression and anxiety using male mice. ATP is a molecule that not only provides energy but also supports communication between neurons.

Autistic adults show higher rates of self-harm and suicide plans regardless of trauma history

Rss Feed - Tue, 11/25/2025 - 07:04
Autistic people are more likely to report suicide-related behaviors and psychological distress irrespective of previous traumatic experiences, according to new research from the University of Cambridge.

Lung to gut movement of hospital-acquired bacterium raises the risk of sepsis

Rss Feed - Tue, 11/25/2025 - 06:40
A hospital-acquired bacterium that causes serious infections can move from the lungs to the gut inside the same patient, raising the risk of life-threatening sepsis, new research reveals.

Neuroscientists detect five broad phases of brain structure in the average human life

Rss Feed - Tue, 11/25/2025 - 06:29
Neuroscientists at the University of Cambridge have identified five "major epochs" of brain structure over the course of a human life, as our brains rewire to support different ways of thinking while we grow, mature, and ultimately decline.

Sex-specific changes in gluteus maximus shape linked to aging and metabolic health

Rss Feed - Tue, 11/25/2025 - 06:18
The shape of the gluteus maximus muscle in the buttocks changes in different ways with aging, lifestyle, frailty, osteoporosis and type 2 diabetes, and these changes differ between women and men, according to new research being presented next week at the annual meeting of the Radiological Society of North America (RSNA).

Ultra-processed foods linked to rise in prediabetes risk

Rss Feed - Tue, 11/25/2025 - 04:23
The study reveals that ultra-processed foods heighten prediabetes risk in young adults with obesity history, stressing the importance of healthy eating habits.

Focused ultrasound combined with chemotherapy improves survival in glioblastoma patients

Rss Feed - Mon, 11/24/2025 - 21:48
Patients with the deadliest form of brain cancer, glioblastoma, who received MRI-guided focused ultrasound with standard-of-care chemotherapy had a nearly 40 percent increase in overall survival in a landmark trial of 34 patients led by University of Maryland School of Medicine (UMSOM) researchers.

'Mental model' approach shown to reduce effects of misinformation about mRNA vaccines

Rss Feed - Mon, 11/24/2025 - 21:45
Correcting misinformation after it has gone viral is a common way of informing the public that what they've encountered may be inaccurate, lack context, be unproven, or be demonstrably false.

Trust between general practitioners and patients deepens over time, study finds

Rss Feed - Mon, 11/24/2025 - 21:42
In this study, researchers aimed to understand how general practitioners experience trust in their patients, and how that trust affects patient care. Researchers interviewed 25 general practitioners across Australia.

Study links higher glycemic index diets with increased lung cancer risk

Rss Feed - Mon, 11/24/2025 - 21:37
In this study, researchers examined whether people who follow higher-GI or higher-GL diets have different risks of developing lung cancer.

New report outlines recommendations to improve chronic disease care for Latinos

Rss Feed - Mon, 11/24/2025 - 21:35
Latinos face significant health disparities, especially in chronic conditions such as cardiovascular disease, diabetes, asthma, and cancer.

Higher continuity of care linked with fewer acute preventable hospitalizations

Rss Feed - Mon, 11/24/2025 - 21:32
Continuity of care has been linked with fewer hospitalizations. This study examined whether better continuity is helpful for acute, potentially preventable hospitalizations that might be avoided with regular care.

Nationwide decline in rural family physicians continues despite workforce efforts

Rss Feed - Mon, 11/24/2025 - 21:31
In this study, researchers used the American Medical Association Physician Masterfile to identify family physicians aged 65 years or younger in the U.S. actively practicing outpatient care from 2017 to 2023.

Study finds moderate readiness for AI use among young family physicians in Europe

Rss Feed - Mon, 11/24/2025 - 21:27
In this study, researchers surveyed 134 young family physicians from 20 European countries to understand how ready they are to use AI in primary care.

Genetic factors behind impulsive choices tied to metabolic and mental health

Rss Feed - Mon, 11/24/2025 - 21:22
Researchers from University of California San Diego have identified 11 genetic regions linked to delay discounting - the tendency to prefer smaller, immediate rewards over larger, delayed ones - shedding new light on how impulsive decision-making relates to both mental and physical health.

Study reveals metabolic benefits of reducing ultra-processed foods in older adults

Rss Feed - Mon, 11/24/2025 - 20:35
A controlled feeding study out of South Dakota State University shows that older adults who ate fewer ultra-processed foods naturally consumed fewer calories, lost weight and abdominal fat, and showed improvements in insulin, nutrient-sensing hormones, and inflammation.

New research questions reliability of macaque models for TIGIT-targeted cancer treatments

Rss Feed - Mon, 11/24/2025 - 20:31
A new study published in the Journal of Biological Chemistry from UC Davis Comprehensive Cancer Center finds that TIGIT, an immune checkpoint receptor targeted by cancer immunotherapy drugs, triggers a different response in rhesus macaques compared to humans.

Researchers launch phase 2 trial to test swallowing therapy for people with early Parkinson's

Rss Feed - Mon, 11/24/2025 - 20:20
Swallowing difficulties, or dysphagia, affect up to 80% of people with Parkinson's disease and can lead to serious complications, including malnutrition, aspiration and reduced quality of life.

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