Medical Xpress news
Medical Xpress / How the brain fine-tunes fear as threats fade
Researchers at Tulane University have identified brain circuits that help determine how fear responses change as perceived threats diminish, offering new insight into how the brain regulates defensive behavior and why those ...
Medical Xpress / Developing an antibiotic reservoir to prevent post-surgical infections
Nearly one in 10 people who are implanted with a surgical fix to their spine will develop a serious bacterial infection, despite prophylactic antibiotic treatment. In a recent study published in the journal PLOS One, researchers ...
Medical Xpress / Vitamin D supplements may shift immune responses to gut bacteria in IBD
Vitamin D supplementation may help shape how the immune system responds to gut bacteria in people with inflammatory bowel disease (IBD), according to a Mayo Clinic-led study published in Cell Reports Medicine.
Medical Xpress / Replacing TV time with reading or desk work may lower dementia risk
New research distinguishing between passive and mentally active sitting in association with dementia has found that adults who engaged in extended durations of mentally passive sedentary behaviors had a higher risk of dementia. ...
Medical Xpress / Continuous wearable monitoring reduces time with low oxygen after surgery, study finds
Patients continuously monitored after surgery experienced significantly less time with dangerously low oxygen levels compared to those monitored using routine spot checks, a new study from Wake Forest University School of ...
Medical Xpress / Want to lose weight? Try eating the same meals on repeat, say researchers
Sticking to the same meals and eating a consistent number of calories each day may help people lose more weight, according to research published in the journal Health Psychology.
Medical Xpress / Eating about 4,200 mg sodium a day may raise heart failure risk 15%
Excessive consumption of dietary sodium (salt) is a significant, independent risk factor for new-onset heart failure, according to a report from Vanderbilt Health, published in the Journal of the American College of Cardiology: ...
Medical Xpress / For the first time, scientists have mapped the genetics of how the brain ages, region by region
A landmark research paper for the first time maps the genetics of how individual regions of the brain age—and why some of those regions are the very ones most ravaged by Alzheimer's and dementia. Published in the journal ...
Medical Xpress / Struggling to identify emotions may increase vulnerability to TikTok addiction
No matter where we turn on social media, short videos are everywhere. Repeated exposure to this brief, information-dense, and rewarding content stimulates the brain in a way that tells us the experience is pleasurable or ...
Medical Xpress / Adversarial AI framework reveals mechanisms behind impaired consciousness and a potential therapy
Consciousness, and the ways in which it can become impaired after certain brain injuries, are not well understood, making disorders of consciousness (DOC), like coma, vegetative states and minimally conscious states difficult ...
Medical Xpress / Common blood pressure drug can boost cancer treatment
In a new Dartmouth Cancer Center (DCC) study led by clinical researcher Tyler J. Curiel, MD, MPH, FACP, investigators found that the FDA-approved blood pressure drug telmisartan can significantly enhance the cancer-killing ...
Medical Xpress / Passion fruit–derived molecule shows promise as a future Alzheimer's drug candidate
Four years ago, a research group at the University of Oslo made what would turn out to be a major discovery. They found that an extract from passion fruit had the potential to slow the development of Alzheimer's disease. ...