Food Safety Report: Miramar Beach, FL, USA 2 years ago • details 6 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Not quite sure. Possibly lettuce Onset: Less than 4 hours Duration: Several days Sick: 6 people