Food Safety Report: Wendy's, Howland Drive, Huntsville, ON, Canada 3 years ago • details 7 Comments Comment Suspected food poisoning. Symptoms: Diarrhea,Nausea,Vomiting,Stomach Pain,Cramps,Chills,Headache Suspected source: their salad Onset: 6 hrs Duration: Ongoing 5 days Sick: 1 Additional information: No