Typhoid fever, also called enteric fever, is caused by salmonella bacteria. Typhoid fever is rare in places where few people carry the bacteria. It also is rare where water is treated to kill germs and where human waste disposal is managed.
Early symptoms of typhoid include: Fever that starts low and increases throughout the day, possibly reaching as high as 40 degrees celsius, chills, headache,weakness and fatigue, muscle aches, stomach pain, diarrhea or constipation, rash.