Food Safety Report: Wawa, West Lancaster Avenue, Ardmore, PA, USA 1 year ago • details Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Chills, Headache Suspected source: Sandwich Onset: Less than 4 hours Duration: 4 to 12 hours Sick: Me Additional information: Ate a sandwich threw up