Medical Xpress news

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 ...

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 ...

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 ...

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, ...

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 ...

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 ...

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 ...

Chronic, low-grade inflammation in the body—a phenomenon known as "inflammaging" because it increases with age—has been linked to many of today's leading causes of illness and death, including cancer, heart disease, metabolic ...

GLP-1 receptor agonists are among the active ingredients in so-called weight-loss injections. Originally developed to treat type 2 diabetes, they are now also used to treat severe obesity. In recent years, studies have provided ...

Children who grow up in unpredictable environments may face elevated risks for depression, anxiety, sleep disorders and other mental health challenges, according to a new study by researchers at the University of California, ...

Scientists have found that the "sudden" cardiac death condition related to high-profile deaths or major medical episodes of sports stars including Fabrice Muamba, Christian Erikson and Mark-Vivian Foe, has numerous linked ...

A new study by investigators from Mass General Brigham finds that nearly 1 in 3 U.S. adults without heart disease—and almost 4 in 5 of those who have already had a heart attack, stroke or other cardiovascular event—have LDL, ...