Choosing lunch has never been so confusing

Thai Liang Lim/Getty Images This post originally appeared in the Business Insider Today newsletter. You can sign up for Business Insider's daily newsletter here. This cyclospora story is proving to be a tough one to leaf behind. Renewed confusion over the source of the illness that's sending Americans running to their bathrooms has everyone unsure of what they can eat. Our diarrhea-fueled national nightmare appeared to be at least partially resolved last week. On Friday, the FDA's…