Infections caused by parasitic worms are spreading in the U.S. ``Severe diarrhea continues...'' Could vegetables be the source of infection?

Roughly speaking Infections of the parasitic disease ``cyclosporiasis'' are increasing in the United States. Infections have been confirmed in 31 states, with more than 3,000 cases in Michigan. The source of infection may be leaf vegetables such as lettuce, and authorities recommend cooking them. Read article