Food Safety Report: Jersey Mike's Subs, East Palm Valley Boulevard, Round Rock, TX, USA 1 year ago • details 7 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Fever, Stomach Pain, Cramps, Chills Suspected source: Sandwich Onset: 12 to 24 hours Duration: Several days Sick: Me Additional information: Severe stomach cramps, diarrhea, fever, chills. Lasting 4+ days