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Medical Xpress – latest medical and health news stories Medical Xpress internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine.

  • Breast cancer hijacks the lung repair system to fuel tumor growth, study finds
    on 26 March 2026 at 11:20

    Researchers at the CU Anschutz Cancer Center have discovered how breast cancer cells that spread to the lungs may take advantage of the body’s natural healing response and how a commonly used drug might slow that process. They found that breast cancer cells that spread to the lungs trigger the lung’s normal repair system, creating conditions that unintentionally help tumors grow.

  • Eating about 4,200 mg sodium a day may raise heart failure risk 15%
    on 26 March 2026 at 11:00

    Excessive consumption of dietary sodium (salt) is a significant, independent risk factor for new-onset heart failure, according to a report from Vanderbilt Health, published in the Journal of the American College of Cardiology: Advances.

  • ‘More therapy, earlier’ didn’t boost recovery in NZ stroke rehabilitation trial
    on 26 March 2026 at 11:00

    A clinical trial led by University of Auckland researchers found that high-intensity therapy for patients begun within two weeks of a stroke did not improve hand and arm recovery beyond standard care. Targeting new treatments to promote hand and arm recovery is necessary because persistent hand weakness is known to reduce a person’s independence at six months after stroke.

  • For the first time, scientists have mapped the genetics of how the brain ages, region by region
    on 26 March 2026 at 10:42

    A landmark research paper for the first time maps the genetics of how individual regions of the brain age—and why some of those regions are the very ones most ravaged by Alzheimer’s and dementia. Published in the journal GeroScience, the paper is titled “Deep Neural Networks and Genome-Wide Associations Reveal the Polygenic Architecture of Local Brain Aging.”

  • Anthrax‑causing bacteria have dwelled in soil for centuries, cycling through people, animals and earth
    on 26 March 2026 at 06:10

    The bacteria that cause deadly anthrax disease persist in the earth, a place their ancestors preferred over petri dishes and blood-filled tissues.

  • A 20% tax on junk food could save more lives than a sugar tax
    on 26 March 2026 at 05:00

    Every Australian shopper knows the pull of cheap junk foods lining supermarket shelves. Meanwhile, the cost of fresh fruit and vegetables continues to climb.

  • Struggling to identify emotions may increase vulnerability to TikTok addiction
    on 26 March 2026 at 05:00

    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 satisfying. If indulged in too much, people may develop short video addiction (SVA), a maladaptive pattern where viewers are more prone to having difficulties regulating their short video consumption.

  • A machine learning model may enable liver cancer risk prediction with routine clinical information
    on 26 March 2026 at 04:00

    A machine learning model that analyzes patient demographics, electronic health record data, and routine blood test results predicted a patient’s risk of hepatocellular carcinoma (HCC), the most common type of liver cancer, with high accuracy. These are the findings of a study published in Cancer Discovery.

  • Replacing TV time with reading or desk work may lower dementia risk
    on 26 March 2026 at 04:00

    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. Replacing passive with mentally active sedentary behaviors was shown to reduce the risk of dementia onset in later life.

  • Study reveals early developmental gaps in twins compared to siblings
    on 26 March 2026 at 02:40

    The researchers emphasize that these differences are a result of the unique environment for twins—such as sharing parental attention and resources—rather than a reflection of parenting quality. The study, published in the journal Child Development, analyzed data from 851 families in the Twins Early Development Study (TEDS).The study is the first to compare twins to their younger, single-born siblings within the same household. This approach allowed researchers to isolate the twin experience from other factors like income and education that often skew developmental research.