Common bacteria that cause diarrhea include Campylobacter link, Escherichia coli link (E. coli), Salmonella link, and Shigella link.

How can you tell if diarrhea is viral or bacterial?

The type of gastrointestinal symptoms are a clue to the type of infection – viral infection generally produces diarrhea without blood or mucus, and watery diarrhea is the prominent symptom. Conversely, mucus and blood are more often seen in bacterial diarrhea.

What bacteria causes immediate diarrhea?

Bacteria that can cause diarrhea include Salmonella, Campylobacter, and Escherichia coli , which is commonly called E. coli. These bacteria can spread from person-to-person via unwashed hands and surfaces.