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  1. 19346

    Your article says elevated concentrations of glucose in the blood is “a problem that occurs downstream” of impaired response to insulin. Yet artery blockage is defined as a failure of cells to react to insulin. So, would not the problem be upstream of the impairment? Marry Morel Prescott, Ariz. Downstream of the impairment, here, means […]

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  2. Health & Medicine

    Insulin inaction may hurt even nondiabetics

    Flawed insulin activity may lead to blood changes that foster atherosclerosis, even in people who don't have diabetes.

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  3. Memory echoes in brain’s sensory terrain

    The process of remembering an event reactivates brain regions that were involved in initially seeing or hearing the event.