It's probably not news to you that a parasite that causes explosive diarrhea has been surging in the US.

Federal health officials have identified lettuce from Mexico served at Taco Bell locations across five US states as a source of a widespread outbreak of the diarrhea-causing…

Produce supplier Taylor Farms is recalling iceberg lettuce shipped to 27 US states because of potential contamination with cyclospora, the parasite causing thousands of cases of…