Almost every day, another finding related to human health is reported in the news. A new drug shows promise for treating Alzheimer's disease. A study in a leading medical journal suggests an association between a father's age and risk of autism, while another finds evidence that certain genetic vari-ants are associated with heart disease. An expert panel recommends that common tests for screening for ovarian cancer should be stopped, as they may do more harm than good. A combined analysis of three major air pollution studies suggests a link between exposure and cognitive decline.
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