Medical Xpress news

Medical Xpress / Childhood instability accelerates women's sexual strategies, study suggests

California State University, Sacramento, researchers traced how disordered childhood social worlds in women connected to faster life history traits and greater mating effort, with those traits explaining 22.2% of the association ...

Dec 2, 2025 in Psychology & Psychiatry
Medical Xpress / Early childhood patterns of picky eating can ripple through development for some

At the University of Oslo, psychologists and collaborators following Norwegian families identified a sizable group of children whose eating patterns centered on avoidant and restrictive intake and whose difficulties stretched ...

Dec 2, 2025 in Psychology & Psychiatry
Medical Xpress / Impaired touch perception in Alzheimer's associated with Tau pathology and lower cognitive scores

Alzheimer's disease (AD) is a neurodegenerative condition characterized by the progressive deterioration of brain cells, which prompts memory loss, a decline in mental functions and behavioral changes. Estimates suggest that ...

Dec 2, 2025 in Neuroscience
Medical Xpress / Supplement trio shows promise in reversing autism-linked behaviors in mice

Researchers led by Tzyy-Nan Huang and Ming-Hui Lin from Academia Sinica in Taiwan report that a low-dose mixture of zinc, serine, and branch-chain amino acids can alleviate behavioral deficits in three different mouse models ...

Dec 2, 2025 in Neuroscience
Medical Xpress / Brain researchers draw cellular blueprint for how we think and feel

A new study from experts with Georgia State University has achieved a long-standing goal in neuroscience: showing how the brain's smallest components build the systems that shape thought, emotion and behavior.

Dec 2, 2025 in Psychology & Psychiatry
Medical Xpress / Hospital visits for hallucinogen use linked to six-fold higher risk of later mania

People who have received emergency or hospital care in Canada due to hallucinogen use have a six-fold increased risk of receiving care for mania in the next three years, according to a study published in PLOS Medicine by ...

Dec 2, 2025 in Psychology & Psychiatry
Medical Xpress / Light-activated protein triggers cancer cell death by raising alkalinity

One of the hallmarks of cancer cells is their ability to evade apoptosis, or programmed cell death, through changes in protein expression. Inducing apoptosis in cancer cells has become a major focus of novel cancer therapies, ...

Dec 2, 2025 in Oncology & Cancer
Medical Xpress / Pain med side effects may be masquerading as heart failure

Clinicians may fail to recognize common side effects of drugs like gabapentin—which are frequently prescribed for nerve pain—leading them to prescribe unnecessary medications that cause yet more side effects. This phenomenon, ...

Dec 2, 2025 in Medications
Medical Xpress / Beauty may be 'easy on the eyes' because it saves brain power

Humans may find images that take less energy to process aesthetically pleasing, suggesting that our attraction to beauty is at least partially an energy conservation strategy.

Dec 2, 2025 in Psychology & Psychiatry
Medical Xpress / Overlooked hormone may be deadly driver of postmenopausal breast cancer in women with obesity

A new analysis of research into the most common type of breast cancer has zeroed in on an overlooked hormone that may be responsible for the increased risk of breast cancer death in postmenopausal women with obesity. It also ...

Dec 2, 2025 in Oncology & Cancer
Medical Xpress / Largest study of nose microbiome helps highlight those at risk of Staph aureus infection

People who persistently carry Staphylococcus aureus (S. aureus) in their nose have fewer species of other bacteria, while certain bacteria may help to prevent S. aureus colonization. These are the findings of the largest-ever ...

Dec 2, 2025 in Medical research
Medical Xpress / Cancer-fighting bacterial product 'cocktails' may offer personalized treatment

Bacteria may be the next frontier in cancer treatment, according to a team led by researchers at Penn State that devised a new approach of creating bacteria-derived mixtures—or cocktails—to help fight bladder cancer. ...

Dec 2, 2025 in Oncology & Cancer