Medical Xpress news
Medical Xpress / Pro fighters risk damage to the brain's 'garbage disposal'
The brain's waste-clearing system significantly declines in function with repeated head impacts, according to a new study of cognitively impaired professional boxers and mixed martial arts fighters. The findings are being ...
Medical Xpress / Reducing social media use for just a week can improve mental health
In a new study, published in JAMA Network Open, 295 participants report promising mental health benefits after reducing their social media usage for a week. The cohort consisted of young adults from the ages of 18 to 24—the ...
Medical Xpress / An fMRI marker of Alzheimer's-related cognitive decline
Researchers at Université Savoie Mont Blanc, Radboud University and the University of Oxford's Wellcome Center for Integrative Neuroimaging, report that attenuation of the brain's intrinsic anticorrelation between the default ...
Medical Xpress / Musicians drift less in blindfolded walk: Could musical training be utilized in cognitive rehabilitation?
A multi-institutional team of researchers led by Université de Montréal report that extensive musical training can steady the body in space, both with and without guiding sounds, during a blindfolded stepping test.
Medical Xpress / How antibody therapy clears Alzheimer's plaques: Key immune mechanism identified
Lecanemab, sold under the name Leqembi, is a monoclonal antibody therapy for Alzheimer's disease that clears toxic amyloid plaques and delays cognitive decline. Researchers from VIB and KU Leuven have now demonstrated the ...
Medical Xpress / Alternative sweetener sorbitol linked to liver disease
Sweeteners such as aspartame, found in Equal packets, sucralose (Splenda), or sugar alcohols are often seen as healthier alternatives to food with refined sugar (glucose). But that assumption is being challenged with new ...
Medical Xpress / Metabolic roots of memory loss: Early obesity and low choline levels linked to brain inflammation risk
For decades, scientists have known that what harms the body often harms the brain. Conditions such as obesity, high blood pressure and insulin resistance strain the body's vascular and metabolic systems. Over time, that stress ...
Medical Xpress / Daily coffee drinking may slow biological aging of people with major mental illness
Drinking a maximum of 3–4 cups of coffee a day may slow the "biological" aging of people with severe mental illness, by lengthening their telomeres—indicators of cellular aging—and giving them the equivalent of 5 extra ...
Medical Xpress / Scientists develop one-product-fits-all immunotherapy for pancreatic cancer
Pancreatic cancer is among the deadliest forms of cancer, with most patients diagnosed after the disease has already spread throughout the body. The five-year survival rate for metastatic cases hovers around 2–3%, and median ...
Medical Xpress / Study reveals unexpected link between dopamine and serotonin in the brain
Researchers at Karolinska Institutet, Columbia University and the University of San Francisco, have uncovered a previously unknown mechanism by which dopamine, a key brain chemical vital for movement and motivation, can affect ...
Medical Xpress / Fame itself may be critical factor in shortening singers' lives, research suggests
Fame itself may be a critical factor in shortening singers' lives beyond the hazards of the job—at least those in the UK/Europe and North America—suggests research published online in the Journal of Epidemiology & Community ...
Medical Xpress / Scientists identify five structural eras of the human brain over a lifetime
Neuroscientists at the University of Cambridge have identified five "major epochs" of brain structure over the course of a human life, as our brains rewire to support different ways of thinking while we grow, mature, and ...