Food Safety Report: Five Guys, Cermak Road, Berwyn, IL, USA 1 year ago • details 43 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Vomiting, Fever, Stomach Pain, Chills Suspected source: 5 guys burger Onset: 4 to 12 hours Duration: 12 to 24 hours Additional information: Have already thrown up once feel like I have to again