Between May 20th and now, there have been 436 confirmed cases of stomach illnesses from eating at McDonald's.
The cause of the illness is cyclosporiasis, a parasite that causes mainly watery diarrhea, but alos appetite loss, intestinal pain, nausea, and fatigue, and has affected the salads. It's the same parasite that has casued Trader Joe's to recall some of their salads.
According to the CDC, affected restaurants are in Illinois, Indiana, Iowa, Wisconsin, Michigan, Ohio, Minnesota, Nebraska, North Dakota, South Dakota, Montana, Kentucky, West Virginia, and Missouri. Over 200 of the cases are in Illinois alone.
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