Medical Xpress news

Medical Xpress / Modern medicine cut gut microbial diversity in remote Amazonian communities after just a few visits, study shows

Even minimal exposure to modern medicine can rapidly change the human microbiome. In a new study appearing in Cell Reports, researchers reveal that the gut microbes of remote Amazonian Indigenous communities have begun shifting ...

May 20, 2026
Medical Xpress / Calcium and vitamin D supplements offer little to no meaningful benefit on fracture, fall prevention, review concludes

Calcium, vitamin D, or combined supplements offer little to no clinically meaningful benefit for fracture and fall prevention in most older people, finds an in-depth review of the latest evidence published by The BMJ.

May 20, 2026
Medical Xpress / Hospital wastewater reveals drug-resistant fungus strains months before patients show symptoms

A new UNLV-led wastewater surveillance study brings scientists one step closer in the global race to detect and deter skyrocketing cases of a potentially deadly drug-resistant fungus that puts hospital patients at risk of ...

May 20, 2026
Medical Xpress / Health care is facing a moral emergency, argue experts

Health care has lost its human, moral, and relational foundations and must reconnect with its core values to improve both patient and staff well-being, argue experts in The BMJ. Despite unprecedented advances in diagnostic ...

May 20, 2026
Medical Xpress / Spatial transcriptomics guides inflammatory bowel disease research

A novel spatial transcriptomics atlas developed by Northwestern Medicine scientists may improve the understanding of niche cellular interactions in the gastrointestinal tract that promote the development of inflammatory bowel ...

May 20, 2026
Medical Xpress / Early warning from low-risk cysts could help catch pancreatic cancer sooner

Catching pancreatic cancer early can increase the five-year survival rate from 15% to 80%. Patients with pancreatic cysts, frequently detected during unrelated abdominal CT or MRI imaging, can develop malignant pancreatic ...

May 20, 2026
Medical Xpress / Nearly 60% of college students with a psychosis diagnosis are not receiving the recommended mental health treatment

Despite a low overall prevalence of psychosis in the United States, affecting three percent of the population, this condition is a serious public health concern because people often delay seeking care for an average of 74 ...

May 20, 2026
Medical Xpress / Scientists make surprising discovery and find a possible new ally in the opioid crisis

Scientists at Bowling Green State University recently made a series of discoveries that could have wide-ranging implications for the future of the national opioid crisis. Through a partnership with the Toledo Lucas County ...

May 20, 2026
Medical Xpress / In middle-aged and older adults, migraine with aura associated with higher stroke risk

Migraine with aura was associated with an increased risk of ischemic stroke in middle-aged and older people, according to a study published , in Neurology. Migraine without aura was not associated with an increased risk. ...

May 20, 2026
Medical Xpress / Discovery shows how cancer takes hold as cells divide

University of Virginia School of Medicine scientists have revealed how mistakes in the final step of cell division can have dire consequences for developing brain cells. The findings offer important new insights into cancer ...

May 20, 2026
Medical Xpress / Quitting smoking associated with lower dementia risk, but weight gain may reduce the benefit

Quitting smoking may be associated with a lowered risk of dementia, especially for people who avoid major weight gain after quitting, according to a study published in Neurology. The study does not prove that quitting smoking ...

May 20, 2026
Medical Xpress / HPV self-collection boosts screening completion and cuts pelvic exams by one-third

A Kaiser Permanente study published by NEJM Catalyst Innovations in Care Delivery provides real-world data on a new approach to cervical cancer screening: giving patients the option to skip the traditional pelvic exam and ...

May 20, 2026