Medical Xpress news

Medical Xpress / Tourette's tics are not just motor misfires—an emotion-linked brain circuit may open a new treatment frontier

While tics have been considered to result from an aberrant function of the brain's motor cortex, a Kobe University mouse study has now discovered a connection to the brain's emotional functions. The result promises a new ...

Apr 22, 2026
Medical Xpress / E. coli and 'good' bacteria are balanced by breast milk in baby gut microbiomes

Sugars contained exclusively in breast milk are helping to feed an important balance of bacteria in babies' developing gut microbiomes, a new study has found. In a paper published in Nature Communications, a European research ...

Apr 22, 2026
Medical Xpress / Microfluidic chip reveals how living glioblastoma slices resist chemotherapy

Combining microchip engineering techniques with cutting-edge gene profiling, scientists at Columbia University have developed a new way to study drug responses in living slices of human brain tumor cells. The system, using ...

Apr 22, 2026
Medical Xpress / A hidden DNA region helps drive frailty, exposing brain and immune links that reshape aging risk

Researchers at McMaster University have identified, for the first time, a novel region of DNA and two associated genes connected to frailty, offering neurological and immune-related insights that might help explain why some ...

Apr 22, 2026
Medical Xpress / How a free medical telesimulation platform is saving children's lives

A new study on sepsis training in Ghana builds on prior research showing the impact of Annenberg Hotkeys, a free platform developed in 2020. It is being used in other medical settings—and its co-creator sees potential in ...

Apr 22, 2026
Medical Xpress / Why concussion patients without family doctors are more likely to end up in the emergency department

Patients experiencing higher levels of socioeconomic marginalization and without established family physicians were more likely to seek initial concussion care in hospital emergency departments (EDs) rather than outpatient ...

Apr 22, 2026
Medical Xpress / Physicians pay price for parental leave: Increasing workload in early pregnancy, returning soon after childbirth

Physicians experiencing pregnancy often maintained or increased their workload in the first and second trimesters, then reduced it in the third, according to a new research study from ICES and Unity Health Toronto. The study ...

Apr 22, 2026
Medical Xpress / Why electroconvulsive therapy remains contested: Families report memory loss, worse quality of life and limited benefits

Electroconvulsive therapy (ECT), which involves passing electricity through the brain under general anesthesia to cause a seizure, usually between six and 12 times, is used to varying degrees around the world for patients ...

Apr 22, 2026
Medical Xpress / A common weed killer left a hidden epigenetic footprint in early-onset colon cancer

A study led by José A. Seoane, Head of the Vall d'Hebron Institute of Oncology's (VHIO) Computational Biology Group identifies for the first time the exposome footprint—the set of environmental and lifestyle exposures—in ...

Apr 21, 2026
Medical Xpress / Unexpected cancer mutations in brain's immune cells may help fuel Alzheimer's disease

As the body ages, cells naturally accumulate dozens of genetic mutations each year. New research from Boston Children's Hospital, published in Cell, finds that the brain's resident immune cells, microglia, amass mutations ...

Apr 21, 2026
Medical Xpress / One hidden factor in your 20s can leave a lasting mark on your heart decades later

Individuals exposed to adverse neighborhood social factors in early adulthood demonstrated a higher risk of developing coronary artery calcification in midlife, a key measure of early cardiovascular disease, according to ...

Apr 21, 2026
Medical Xpress / Plug-and-play AI recognizes 18 cancer types from just a handful of slides

A research team led by The Hong Kong University of Science and Technology (HKUST) has developed a pioneering artificial intelligence (AI) pathology analysis system that can accurately recognize multiple types of cancer using ...

Apr 21, 2026