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Tick-borne alpha-gal syndrome poses potential risks during blood transfusions
A new multi-institute study led by researchers at Dartmouth Health and Geisel School of Medicine at Dartmouth suggests that alpha-gal syndrome, the tick-borne disease that can result in a chronic allergy to meat and animal byproducts, also may complicate certain patients' ability to safely receive a blood plasma or platelet transfusion.
Recipient reputation helps stabilize cooperation in large communities
When one person helps, or refuses to help, another in public, this may change not only the provider's reputation but also the recipient's.
An 11-year study found the same social media pattern again and again
Across 11 annual U.S. surveys involving about 183,000 adults, higher social media use was consistently associated with self-reported depression, with social media ranking among the strongest predictors in machine-learning models. SHAP analyses suggested that social media use became a stronger positive signal for depression at around 150 minutes per day, although the authors stress that this is not an established clinical threshold and requires longitudinal and experimental testing.
Japan vaccinated heavily during COVID-19. Why are so many unsure about vaccinating next time?
A nationwide Japanese survey found that only 53.1% of respondents said they would accept vaccination in a hypothetical future pandemic with COVID-19-like fatality, despite substantially higher previous COVID-19 vaccine uptake. Willingness varied by demographics, perceived disease risk, exposure to misinformation, vaccine characteristics, and practical factors such as cost, evidence, professional recommendations, and accessibility.
Could a daily vinegar drink help with constipation? A small trial offers a clue
A randomized, double-blind trial found that adults with mild constipation who drank a vinegar beverage daily for four weeks had more frequent bowel movements than those receiving placebo. Exploratory findings also suggested earlier improvements in bowel habits, although the small feasibility-based trial requires confirmation in larger and more diverse populations.
Shared protein pathology redefines treatment for multiple neurodegenerative diseases
On the surface, amyotrophic lateral sclerosis (ALS), frontotemporal dementia (FTD) and limbic-predominant age-related TDP-43 encephalopathy (LATE) might seem like unrelated diseases.
Researchers explore the link between tau levels and depressive symptoms in older people
During typical aging and Alzheimer's disease progression, higher levels of a protein called tau are associated with more depressive symptoms.
Understanding of palliative care drives end-of-life preferences
People with a comprehensive understanding of palliative care are more likely to prefer end-of-life care at home or in a hospice. Among individuals with less understanding about palliative care, hospital care is preferred.
Study maps rising lifetime risk of digestive cancers in China
The global landscape of oncology is shifting, and nowhere is this transition more complex or consequential than in China.
Short workouts or naps protect memory after sleep deprivation
A short workout or a nap can help protect memory after a sleepless night, a McGill University-led study has found.
Targeting cyclin-dependent kinases offers new pathways for cancer therapy
Cancer is the second leading cause of death in Germany. In the search for new therapeutic approaches that target the uncontrolled growth of tumor cells, a class of enzymes known as cyclin-dependent kinases (CDKs) has come into focus.
California landscapes linked to differing rates of Valley fever
Researchers from University of California San Diego and University of California, Berkeley have found that certain landscapes surrounding California communities are associated with differing rates of Valley fever, a fungal respiratory infection caused by inhaling spores carried in windblown dust.
Report provides a comprehensive snapshot of youth mental health and drug use in Ontario
Findings from the 2025 Ontario Student Drug Use and Health Survey (OSDUHS) released today by the Centre for Addiction and Mental Health (CAMH) suggest that Ontario middle and high school students have rebounded from the heightened mental health challenges seen during and immediately following the COVID-19 pandemic.
Older brains' language processing network remains resilient to aging
As people age, many cognitive functions tend to decline. Brain scanning studies have revealed corresponding changes in the function of a brain network that is involved in many of these cognitive functions, including working memory and problem-solving.
Review uncovers how tryptophan metabolism affects female reproductive health
In recent years, issues concerning female reproductive health have become a global challenge that cannot be ignored.
New study makes progress in understanding the mechanisms behind severity of HFpEF
Approximately 3 million people in the United States are living with a condition called heart failure with preserved ejection fraction, or HFpEF.
Multi-target interventions may yield superior outcomes for chronic ankle instability
Ankle sprain is the most prevalent sports-related injury affecting the lower limbs, and up to 70% of individuals with ankle sprain experience persistent symptoms, such as sensorimotor impairment and balance deficits, which may ultimately progress to chronic ankle instability (CAI).
Study confirms benefits of robotic gastric cancer surgery
Surgery remains the primary curative treatment for gastric cancer, with laparoscopic gastrectomy (LG) established as a standard minimally invasive approach.
Resistant malaria parasites become increasingly prevalent across Ethiopia
Researchers from the University of North Carolina at Chapel Hill's Institute for Global Health and Infectious Diseases, the Ethiopian Public Health Institute (EPHI), Brown University, the University of Notre Dame, and Ethiopia's Ministry of Health have found that malaria parasites carrying genetic markers associated with resistance to frontline antimalarial medicines and commonly used diagnostic tests are becoming increasingly prevalent across Ethiopia.
Type 2 diabetes incidence increases 10-fold among American youth
Type 2 diabetes has traditionally been a disease that has developed mostly in middle-aged and older adults.




