Medical Xpress news

Medical Xpress / Traffic accidents increase the day after a mass shooting, data reveal

Mass shootings cause distress nationwide. Examining national data and internet search trends, Harvard Medical School researchers found that the disruption also manifests on the road.

Jul 15, 2026
Medical Xpress / How a nicotine reduction policy could reduce smoking disparities and boost productivity

Implementing a federal nicotine reduction strategy may prevent millions of premature deaths, boost productivity and significantly close smoking disparity gaps for individuals with major depression, according to Rutgers Health ...

Jul 15, 2026
Medical Xpress / Rapid magnetic brain stimulation eases depression within days, but benefits fade within weeks

Despite decades of advances in mental health care, depression remains one of the world's most disabling conditions. Many people with major depressive disorder (MDD) fail to find lasting relief from antidepressants or psychological ...

Jul 14, 2026
Medical Xpress / Amyloid-clearing treatment may curb tau buildup for years in Alzheimer's brain

An analysis of the brain of a deceased Alzheimer's disease (AD) clinical trial participant found that regions where an anti-amyloid therapy successfully cleared amyloid plaques showed little to no evidence of tau tangles, ...

Jul 14, 2026
Medical Xpress / Imaging study reveals widespread brain connection loss in schizophrenia

Research involving a Rutgers professor sheds new light on the biological basis of schizophrenia by directly measuring synaptic connections in the human brain using specialized positron emission tomography (PET) imaging.

Jul 14, 2026
Medical Xpress / Mature eye cells turn back into stem cells after injury, mouse study finds

Researchers at Technion have uncovered a surprising natural mechanism through which the body repairs itself: Contrary to what was previously believed, mature, aged cells retain an extraordinary ability to "turn back time" ...

Jul 14, 2026
Medical Xpress / An experimental Alzheimer's drug shows promise targeting a different brain protein, new study shows

An experimental drug might help slow early Alzheimer's disease in a markedly different way than today's treatments—by lowering levels of a brain protein called tau, researchers reported Tuesday.

Jul 14, 2026
Medical Xpress / Why some people are more prone to negative emotions than others

Why are some people particularly prone to anxiety, worry or stress, while others remain more composed? An international study led by the Central Institute of Mental Health (CIMH) shows that the amygdala—previously considered ...

Jul 14, 2026
Medical Xpress / Going to the cinema, theater or a museum may slow down physiological aging

An analysis published online in the Journal of Epidemiology and Community Health suggests higher levels of cultural engagement are significantly associated with lower physiological aging.

Jul 14, 2026
Medical Xpress / Ultrafine air particles may drive 2 million premature deaths each year

Ultrafine particles (UFPs) –smaller than 100 nanometres and invisible to the naked eye—contribute substantially to illness and mortality worldwide. That is the finding of an international study led by researchers at the Max ...

Jul 14, 2026
Medical Xpress / Cannabis-derived treatment eases agitation in hospice-eligible dementia patients, trial finds

In a first-of-its-kind clinical trial, U.S. researchers found that people with agitation and dementia in late life who took a special medical formulation of two active ingredients found in marijuana—THC and CBD—had significantly ...

Jul 14, 2026
Medical Xpress / Scientists uncover genetic clues from a tumor-prone reptile that could advance cancer research

A new study led by experts at the University of Nottingham suggests a pet gecko with an unusually high risk of tumors may be a promising model for understanding how cancer develops and spreads. The findings of the study, ...

Jul 14, 2026