Medical Xpress news

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. ...

4 hours ago
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 ...

3 hours ago
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 ...

15 hours ago
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. ...

10 hours ago
Medical Xpress / Scientists call out health-harming corporations driving rise in chronic disease

Chronic diseases including cancer, diabetes, neurocognitive disorders and infertility are rising globally, with health-harming products such as fossil fuels, tobacco, ultra-processed foods, toxic chemicals, plastics and alcohol ...

11 hours ago
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 ...

11 hours ago
Medical Xpress / Single-cell maps show chemokine signals collapse as aggressive lymphoma spreads

Lymph nodes are key control centers in the immune system and play an important role in defending the body against infections and tumors. For these processes to function properly, immune cells (B cells and T cells) must be ...

9 hours ago
Medical Xpress / Frequent social media use could impact child development

Regular social media use across early adolescence is related to worse reading and vocabulary development over time, according to new research from the University of Georgia. The findings are published in the Journal of Research ...

5 hours ago
Medical Xpress / How STING gets moving: Study identifies transport protein key to immune response

UT Southwestern Medical Center researchers have identified how the quintessential immune protein known as stimulator of interferon genes (STING) migrates from one cellular organelle to another, a necessary step in its activation. ...

10 hours ago
Medical Xpress / Astrocyte NF-κB activation triggers harmful inflammation and poorer recovery after traumatic brain injury, finds study

A fall on the head, a blow to the skull, or a road traffic accident—the causes of traumatic brain injury are diverse, but the severe forms have a common denominator: immune reactions and inflammatory processes are added ...

11 hours ago
Medical Xpress / Simple blood tests may predict response to lymphoma treatment

Many people with an aggressive blood cancer called diffuse large B cell lymphoma are cured by the current gold standard of treatment: an antibody designed to wipe out cancerous B cells plus a combination of four chemotherapy ...

12 hours ago
Medical Xpress / Light-powered biohybrid cardiac interface can synchronize heart tissue contractions

Researchers at the University of California, Irvine, have developed a polymeric biohybrid cardiac device that harnesses the power of light to electrically and mechanically control living heart tissue without the use of metal ...

12 hours ago