Chances are that you or someone you care for may have had norovirus. Each year, more than 19 million people in the U.S. do.

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Iowa, like much of the U.S., is seeing a steady increase in reported cases of legionellosis, a serious type of pneumonia, commonly known as Legionnaires’ disease. In 2018, 63 confirmed cases of legionellosis were reported in Iowa, up from 35 cases in 2017.

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Five ongoing measles outbreaks in the U.S. have reached 286 confirmed cases since last fall, including 127 cases already this year. There are no known cases in Iowa.

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The lengthy outbreak of Salmonella Reading infections linked to turkey just got longer with 63 more infections since the last update on Dec. 21, 2018. At least four cases have been confirmed in Iowa.

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Television shows like “CSI” and “Silent Witness” sometimes create an exaggerated, rapid-fire perception of laboratory science. In reality, identifying the source of harmful exposure involves a network of specialists, advanced analytic methodology and time. It is critical that lab scientists and epidemiologists accurately characterize the source of exposure to reduce the prevalence of acute and chronic illnesses.

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