Bacteria are single-cell organisms that are neither plants nor animals. They usually measure a few micrometers in length and exist together in communities of millions.
Typhoid is a bacterial infection that can lead to high fever, diarrhea, and vomiting. It is caused by the bacteria Salmonella typhi.
The infection is often passed on through contaminated food and drinking water, and it is more prevalent in places where handwashing is less frequent.