Food Safety Report: Wendy's, Leesburg Pike, Vienna, VA, USA 2 years ago • details 85 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache Suspected source: Fries Onset: 4 to 12 hours Duration: Several days Additional information: Happened in July 2022