Food Safety Report: McDonald's, Blowing Rock Road, Boone, NC, USA 2 years ago • details 21 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills Suspected source: big mac Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me Additional information: I… See more