Medical Xpress news

Medical Xpress / Reducing use of sleep drugs could improve quality of life and longevity in older adults

Millions of older Americans suffering from insomnia regularly use prescription sleep medications, despite the risk of serious side effects—such as falls, broken bones, cognitive impairment and dependence—and warnings ...

Oct 28, 2025 in Sleep disorders
Medical Xpress / Oldest-living dogs reveal potential key to fighting frailty

Frailty threatens older individuals because it increases their vulnerability to detrimental health outcomes, such as falling, longer hospitalization, or even shortened life expectancy. New research exploring the linkage between ...

Oct 28, 2025 in Gerontology & Geriatrics
Medical Xpress / Researchers identify tipping point that leads to rapid sleep onset

In the new study, researchers demonstrated that the human brain falls asleep abruptly, rather than gradually, with a "tipping point" marking the transition from wakefulness into sleep. They were then able to predict the momentary ...

Oct 28, 2025 in Neuroscience
Medical Xpress / Drugs approved for treating pain may also reduce bone cancer growth

Peripheral afferent neurons—nerves that send signals from all areas of the body to the central nervous system (brain and spinal cord)—are known to infiltrate and grow within malignant bone tumors called osteosarcomas, ...

Oct 28, 2025 in Medications
Medical Xpress / Discovery of breast cancer treatment resistance mechanism could lead to new hope for some

Mayo Clinic researchers have discovered a key reason why certain breast cancers might not respond to an important new class of therapeutics called antibody drug conjugates (ADCs). These treatments pair an antibody that targets ...

Oct 28, 2025 in Oncology & Cancer
Medical Xpress / First direct measurement of dementia-linked proteins opens door to better diagnosis and future treatments

Early detection of Alzheimer's disease has come a step closer thanks to a new measurement method developed by chemists at Utrecht University. For the first time, they have made the growth of the notorious protein clumps involved ...

Medical Xpress / Minimally invasive procedure for aortic valve disease has similar outcomes as surgery, study reports

People who underwent a minimally invasive procedure to have their heart's aortic valve replaced had similar health outcomes years after treatment as people who had surgery, Cedars-Sinai investigators and colleagues report.

Oct 28, 2025 in Cardiology
Medical Xpress / Women gain greater heart benefits from exercise than men, activity tracker analysis finds

Female individuals may experience a three-fold reduction in mortality risk from coronary heart disease when following recommended exercise guidelines, compared to male individuals. These findings, published in Nature Cardiovascular ...

Oct 28, 2025 in Cardiology
Medical Xpress / Doctors who use AI face stigma from their peers, study shows

Doctors who use artificial intelligence at work risk having their colleagues deem them less competent for it, according to a recent Johns Hopkins University study.

Oct 28, 2025 in Psychology & Psychiatry
Medical Xpress / Integrated platform enables precise production of human neural circuits in the lab

How do the circuits of the human brain work—and what happens when they are disrupted? To investigate these questions, researchers at the Eye Clinic of the University Hospital Bonn (UKB) and the University of Bonn, together ...

Oct 28, 2025 in Neuroscience
Medical Xpress / Missing nutrient in breast milk may explain health challenges in children of women with HIV

A new UCLA study reveals that breast milk from women living with HIV contains significantly lower levels of tryptophan, an essential amino acid likely important for infant immune function, growth, and brain development. This ...

Oct 28, 2025 in HIV & AIDS
Medical Xpress / Custom-designed protein receptors help T cells target solid tumors more effectively

Cancer immunotherapy, especially using T cells, is showing a lot of promise in treating blood cancers. Bioengineered T cells, especially those equipped with chimeric antigen receptors (CAR-T cells), have revolutionized cancer ...

Oct 28, 2025 in Oncology & Cancer