Medical Xpress news

Medical Xpress / Staying active throughout middle age can cut women's risk of premature death in half

Women who consistently met physical activity guidelines throughout middle age had half the risk of dying from any cause compared to women who remained inactive, according to a paper published in PLOS Medicine by Binh Nguyen ...

Mar 26, 2026
Medical Xpress / Breakdown products from 'eco-friendly' plastics impede fetal development in mice, study shows

When the "eco-friendly" bioplastic, polylactic acid (PLA), biodegrades, the resulting nanoplastics can accumulate in the fetuses of pregnant mice and interfere with fetal growth. Yichao Huang and De-Xiang Xu of Anhui Medical ...

Mar 26, 2026
Medical Xpress / How the brain fine-tunes fear as threats fade

Researchers at Tulane University have identified brain circuits that help determine how fear responses change as perceived threats diminish, offering new insight into how the brain regulates defensive behavior and why those ...

Mar 26, 2026
Medical Xpress / Designing global flu vaccines? Studies suggest common IGHD deletions may block key antibodies

Inherited variations in antibody genes can affect how we respond to infections and vaccines, show two new studies from Karolinska Institutet published in the journal Immunity. The researchers have mapped immune gene variation ...

Mar 26, 2026
Medical Xpress / Single-cell study reveals how immune memory cells remember threats

Scientists at Cincinnati Children's have identified how certain immune cells are molecularly programmed to respond faster when the body encounters a familiar threat, shedding light on immune memory and its links to diseases ...

Mar 26, 2026
Medical Xpress / A new immunotherapy target? How SRC-3 in Tregs may reshape solid-tumor treatment

In 2023, researchers at Baylor College of Medicine led by the late Dr. Bert O'Malley discovered that the steroid receptor coactivator 3 (SRC-3) in immune cells called regulatory T cells (Tregs) plays a decisive role in shaping ...

Mar 26, 2026
Medical Xpress / Food fortification already prevents 7 billion nutrient gaps annually, but we could triple its impact

Fortifying staple foods with essential vitamins and minerals is a cheap and effective way to ensure that people have access to nutrients that may be lacking in their normal diets. These efforts have countered debilitating ...

Mar 26, 2026
Medical Xpress / New MRI system could aid early detection of heart failure

The heart's ability to use oxygen efficiently is a critical indicator of its health, but tests to measure this function have drawbacks that can limit their use. A new Cedars-Sinai Health Sciences University study found that ...

Mar 26, 2026
Medical Xpress / How some autoantibodies contribute to clots: The C4BP link and a path to treatment

Northwestern Medicine investigators have uncovered a missing link behind the harmful effects of autoantibodies linked to blood clots, pregnancy complications and other inflammatory conditions, according to a new study published ...

Mar 26, 2026
Medical Xpress / Largest genomic study of kidney function in Africa reveals new genetic risk factors

An international research collaboration led by Queen Mary University of London and University of the Witwatersrand (Wits) in South Africa has published the most comprehensive genomic investigation of kidney function ever ...

Mar 26, 2026
Medical Xpress / 3D-printed ATLAS platform helps model cancer cell clusters behind metastasis

Metastasis, the spread of cancer from a primary tumor to other parts of the body, is difficult to study in the lab, in part because researchers lack reliable ways to recreate the conditions cancer cells encounter as they ...

Mar 26, 2026
Medical Xpress / Vagus nerve stimulation shows promise as a way to counter Alzheimer's disease‑ and age‑related memory loss

Most people think of Alzheimer's disease as an illness of aging. But in fact, the brain changes that characterize it begin much earlier—sometime around the third decade of life.

Mar 26, 2026