Stomach Flu 2024 Symptoms 2024. Symptoms from the stomach flu can appear anywhere from one to three days after you’re infected. The stomach flu is an infection that causes gastrointestinal symptoms including nausea, vomiting, and diarrhea.
Dr luckraj says food poisoning, stomach bugs. The stomach flu is an infection that causes gastrointestinal symptoms including nausea, vomiting, and diarrhea.