Medical Xpress news

Medical Xpress / Air pollutant exposure linked to heightened risk of death by suicide/suicidal thoughts

Exposure to air pollutants, especially small particulate matter (PM2.5 and PM10) and nitrogen dioxide (NO2), may heighten the risk of death by suicide and suicidal thoughts, suggests a pooled data analysis of the available ...

Sep 15, 2026
Medical Xpress / Experimental cancer vaccine makes its own oxygen and gives T-cells a boost

When it comes to priorities in life, oxygen tops the list. Humans can go weeks without food and days without water. Take away the ability to breathe, however, and the clock starts ticking within minutes as the brain begins ...

Sep 15, 2026
Medical Xpress / Learning reorganizes neural activity patterns to help distinguish important smells

Learning can change how the brain organizes sensory information, but researchers are still working out what those changes look like across large groups of neurons. One possibility is that the brain stores a familiar smell ...

Sep 15, 2026
Medical Xpress / Just 3 minutes with miniature horses and donkeys improves mood of teens

Interacting with animals can make people feel calmer, less lonely and less anxious. A new study from the University of California, Davis, shows that animals play an active role in shaping these interactions and their outcomes.

Sep 15, 2026
Medical Xpress / Volatile work hours cut access to employer health insurance, study finds

In the 46 years since Dolly Parton wrote the workers' anthem "9 to 5," American jobs, and access to employment-based health insurance, have changed a lot.

Sep 15, 2026
Medical Xpress / New study sheds light on dementia among Indigenous Bolivians

In two Indigenous communities living preindustrial lifestyles in the Bolivian Amazon, dementia is remarkably uncommon. However, a new longitudinal study reveals why earlier estimates told only part of the story.

Sep 15, 2026
Medical Xpress / Hot, dry weather can make you cough more—salty air might help

UNC School of Medicine researcher Brian Button, Ph.D., professor of biochemistry and biophysics, and collaborators have identified how extremely dry air during heat waves can make the airways more sensitive and more likely ...

Sep 15, 2026
Medical Xpress / Watching sports on YouTube doesn't mean you'll get off the couch, new research shows

YouTube has become a go-to platform for sports content, offering far more than traditional game broadcasts and sports news. Alongside highlights and commentary, viewers can find content tailored to their interests, including ...

Sep 15, 2026
Medical Xpress / New ablation approach improves outcomes for persistent atrial fibrillation

Atrial fibrillation is the most common cardiac arrhythmia and increases the risk of conditions such as stroke and heart failure. An established treatment is catheter ablation, in which physicians use thin catheters to create ...

Sep 15, 2026
Medical Xpress / AI helps pathologists find signs of preeclampsia, advancing diagnosis and treatment

Preeclampsia is one of the leading causes of pregnancy-related death. Even after a healthy delivery, mother and baby can go home only to show signs of a postpartum hypertensive disorder days or weeks later.

Sep 15, 2026
Medical Xpress / Scientists pinpoint two brain regions that battle it out when deciding whether to take a risk

Every day, your brain runs the same calculation: Take a risk or play it safe? Your gas tank might be low, but there's just enough to make it to work on time. Do you stop and risk being late? If you're out of money at the ...

Sep 15, 2026
Medical Xpress / Stopping dying cells from rupturing could help donor livers withstand transplantation

During transplantation, blood flow to the donor liver must stop as it's moved to the recipient. Once transplanted, oxygen-rich blood is restored, yet doing so can cause what is called ischemia-reperfusion injury. To protect ...

Sep 15, 2026