Tag: small-study

  • Morphine for back pain tied to rapid changes in brain

    By Lisa Rapaport (Reuters Health) – Patients who take morphine pills for lower back pain may experience changes in the volume of the brain’s gray matter in as little as a month, a small study suggests. In the 30-day experiment, researchers gave 11 patients daily morphine pills and 10 people placebos and then took magnetic…

  • Teen smokers may be hard-wired to crave cigarettes

    By Lisa Rapaport (Reuters Health) – Teen smokers might crave nicotine in part because their brains respond differently than adults to seeing people light up, a small study suggests. To see if young minds might be hard-wired to desire cigarettes, researchers did magnetic resonance imaging (MRI) scans of teens and adults – including smokers and…