Introduction When searching for foodborne infectious diseases, one of them intrigued me the most and that was Typhoid Fever. In order to get a better understanding for this disease I found some informative articles on www.healthgrades.com website. The title of these articles are What is Typhoid Fever, and How is typhoid fever treated. The first article gives some information on what causes Typhoid Fever starting with the pathogenic bacteria that it stems from and the way it transmits from host to host. The second article talks about Typhoid Fevers treatment and after effects. Summary In the article “What is Typhoid Fever?”, there is some information on what causes Typhoid Fever. Typhoid fever is a bacterial infection that can spread throughout the body, affecting many organs. It is caused by a bacterium called Salmonella typhi and is highly contagious. When someone with the infection has a bowel movement, they may pass feces that contain the Salmonella typhi bacteria. If they do not wash their hands properly after going to the toilet, they can contaminate any food they touch. If this is eaten by another person, they may also become infected. Less commonly, the Salmonella typhi bacteria can be passed out in an infected person's urine. Again, if an infected person handles food without washing their hands properly after urinating, they can spread the infection to someone else who eats the contaminated food. In parts of the world with poor levels of sanitation, infected human waste can contaminate the water supply. People who drink contaminated water or eat food washed in contaminated water can develop typhoid fever. After a person eats or drinks food or liquid contaminated with the Salmonella typhi bacteria, the bacteria will move down into their digestive system. The bacteria will then quickly multiply, triggering the initial symptoms such as a high temperature, stomach pain and constipation or diarrhea. If the person is not