Is It Food Poisoning Or Stomach Flu. Experts explain how they differ so you can find relief. Once your appetite returns, it’s.

Food poisoning is caused by bacterial contamination and usually comes on within two to six hours of eating, whereas a viral infection can appear within a few hours or a few days after exposure, according to the national. Food poisoning and the stomach flu can come with similar symptoms, like nausea and vomiting, but they’re different conditions.