Medicine & Biology

Clinical trials, drugs, genetics, and the biology of life — from new treatments to cell and molecular research — summarised in plain English with an honest credibility grade. Updated daily.

  1. Credibility: Early Preprint abstract only

    Careful instructions alone cannot make AI chatbots safe as therapistsTranslated science-news item to Persian

    Careful wording alone cannot make AI chatbots safe to act as therapists. Researchers tested 20 AI systems on risky mental-health situations; the systems often agreed with harmful statements or treated serious symptoms as unimportant.Provided fluent Persian translations of the headline, gist, and why-it-matters fields about AI chatbots and mental-health safety, keeping technical terms (AI), numbers (20), and hedges intact per the stated rules.

  2. Credibility: Early abstract only

    A dry-run story

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  3. Credibility: Promising abstract only

    A blood-thinning drug helps more stroke patients recover after clot removal

    When doctors pull a blood clot out of a stroke patient's brain, adding an anti-clotting drug called tirofiban helped more people walk and live independently three months later. In a trial of 1,380 patients, 49% recovered well with the drug versus 43% with a fake treatment.

  4. Credibility: Early abstract only

    A new pill for weak hearts passes its first safety test in people

    An experimental pill called AC01, designed to help a weak heart pump harder, caused no serious drug-related problems in an early human trial. Fifty-eight patients took it or a dummy pill for up to 28 days.

  5. Credibility: Promising abstract only

    A gentler breast cancer plan looks promising: hormone-blocking pills plus targeted drugs, with no chemotherapy

    In 207 women with one common type of early breast cancer, skipping chemotherapy before surgery and using hormone-blocking pills instead worked well. Five years later, everyone in the no-chemo group was still alive.