what is salmonella infection
Definition. Salmonella infection is a common bacterial disease that affects the intestinal tract. Salmonella bacteria typically live in animal and human intestines and are shed through feces. Humans become infected most frequently through contaminated water or food.Typically, people with salmonella infection have no symptoms.Others develop diarrhea, fever and abdominal cramps within eight to 72 hours.umans become infected most frequently through contaminated water or food. Typically, people with salmonella infection have no symptoms. Others develop diarrhea, fever and abdominal cramps within eight to 72 hours.