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  • When alcohol and a pandemic mix

    Edwin Kim, medical director of Penn Medicine’s Charles O’Brien Center for Addiction Treatment, discusses how the COVID-19 pandemic has affected how people use—and misuse—alcohol.

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  • Exposure to air pollution worsens Alzheimer’s disease
    Emissions from a power plant.

    Image: Pencho Chukov via Getty Images

    Exposure to air pollution worsens Alzheimer’s disease

    New research from Penn Medicine finds living in areas with high concentration of air pollution is associated with increased buildup of amyloid and tau proteins in the brains of Alzheimer’s patients, accelerating cognitive decline.

    Sep 9, 2025