Food Safety Report: Subway, Valley View Street, Cypress, CA, USA 2 years ago • details 55 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: food here Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: A loved one