Map: Where cases of ‘explosive’ diarrhea-causing parasitic illness have been reported

(NEXSTAR) – It’s still unclear what has caused more than a thousand people to fall ill with a condition that can cause “explosive” diarrhea, but it is clear that some states have been more impacted than others.

The Centers for Disease Control and Prevention said that, between the start of May and mid-June, at least 145 cases of cyclosporiasis had been reported in the U.S. Cases of the parasite-based sickness are common each year from May through August, but some states are seeing larger-than-average spikes in cases.

Michigan alone has confirmed nearly 1,000 cases so far. On average, the state usually sees about 50 cases a year.

Because many people are able to recover from the illness without medical care, it’s possible that case counts are even higher.

The map below shows roughly how........

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