Medical Xpress news

Viagra was originally developed to treat high blood pressure and chest pain caused by reduced blood flow to the heart, but over the past three decades it has become the world's best-known therapy for erectile dysfunction. ...

Despite the best efforts of intensive care unit (ICU) staff and physicians and the most advanced life support, Dr. Bryan Yipp, witnesses many deaths in the ICU attributed to sepsis. "Sepsis is the body's overwhelming immune ...

Seizures can race through the brain in seconds, making them difficult to capture in detail. To overcome this challenge, researchers have developed a new high-resolution light-sheet imaging system that is fast enough to image ...

For millennia, people have used the psychedelic mescaline as a spiritual and religious tool. Mescaline is a naturally occurring chemical found in cacti, mainly peyote cacti, that are located in the Southwest United States ...

Repeatedly losing and gaining weight may do more than frustrate dieters—it also accelerates muscle loss in middle-aged people, according to new UC San Francisco research that comes as weight-loss medications transform obesity ...

A team from the University of Bonn and the Research Center Borstel, Leibniz Lung Center (FZB) has discovered a previously unknown mechanism of action for a synthetic peptide that mitigates excessive inflammatory responses ...

Your brain has something surprising in common with the ocean: waves. Electrical activity washes over the brain's surface, creating what are called traveling brain waves, or neural traveling waves. These waves cause real differences ...

Individuals with psychiatric conditions show reduced flexibility in their brain network dynamics, according to a new Rutgers study. The human brain is organized into networks that can adaptively shift and reorganize to meet ...

A study published online in the open-access journal RMD Open has linked specific imbalances and disruptions in the oral microbiome to symptomatic hand arthritis.

Researchers from the University of Minnesota Medical School have identified why pancreatic cancer is difficult for the immune system to recognize and attack, paving the way for a new approach to improve immunotherapy. The ...

Malignant melanoma is one of the most dangerous forms of cancer. Around half of melanomas and about 7% of all other cancers carry a mutation in a protein called BRAF. This mutation disrupts the regulation of cell division, ...

A new study suggests what's flushed down the drain can offer a real-time snapshot of what communities are eating. Researchers at Duke University School of Medicine and the University of North Carolina at Chapel Hill analyzed ...