New MRI brain scan predicts Alzheimer’s risk years before symptoms develop
Levels of iron in the brain could be a warning sign of future Alzheimer’s disease, a new study suggests.High levels of the chemical element have been shown to increase brain toxins and trigger neurodegeneration, resulting in cognitive decline — especially when they interact with the abnormal amyloid and tau proteins that are the hallmark pathologies of Alzheimer’s disease.Researchers at Johns Hopkins University found that a special MRI technique called quantitative susceptibility […]
