Food Safety Report: Blue cheese, CONAD CITY, Via del Melarancio, Florence, Metropolitan City of Florence, Italy 2 years ago • details 13 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Fever, Stomach Pain, Cramps, Headache Suspected source: Blue cheese Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: Me