How can you tell the difference between food poisoning and a virus?

It's generally moot. Staph food poisoning is very severe, very sudden, and very brief. Other food poisoning outbreaks will affect multiple eaters almost identically. The gastrointestinal viruses run in small outbreaks in particular seasons. The two entities are seldom distinguished s they are self-limited. Salmonella and shigella might be cultured from the stool -- infections, not poisoning.

Related Questions

How to tell the difference between a stomach virus and food poisoning?

There are a number. of potential causative agents for food poisoning including viruses (Norovirus, Rotovirus and Hepatitis A). Food poisoning can be caused by bacteria (E.coli, Listeria monocytogenes, Shigella, Staphylococcus Aureus, C. botulinum, Clostridium perfingens, V. cholerae, C. jenui.), & toxins in food. Ciguatera in tropical fish that have eaten toxic plankton, Shellfish fed on toxic algae, Scromboid. Read more...