Foodborne illnesses: Is the US really being hit harder this year?

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Between outbreaks of explosive diarrhea leading to nationwide lettuce recalls and cases of Salmonella tied to eggs and jalapeƱos, foodborne diseases in the United States have been hitting the headlines hard this summer.

But is the U.S. really contending with more foodborne infections than usual this year, or does the extensive news coverage just make it feel that way?

Live Science spoke with researchers to find out. Here's what the experts wish people knew about the recent outbreaks.

What is Cyclospora, and how many people have been infected?

Cyclospora cayetanensis is a single-celled parasite that, when ingested, can cause an intestinal illness known as cyclosporiasis. Symptoms of the infection include watery diarrhea, nausea and cramping. It's rarely fatal, but its symptoms can be severe; specific antibiotics can clear the infection.

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