Is typhoid fever contagious?

A person with typhoid fever is contagious anywhere from days to years (if they become a chronic carrier); some researchers suggest a few individuals may be contagious indefinitely. read more

Typhoid fever is caused by a bacterium, Salmonella typhi. Paratyphoid fever is a serious illness that is similar to typhoid fever, but it is caused by a different bacterium, Salmonella paratyphi. Most patients have high fevers, generalized fatigue, headache, and loss of appetite. Typhoid fever can be prevented through vaccination. read more

Typhoid fever, also known simply as typhoid, is a bacterial infection due to Salmonella typhi that causes symptoms which may vary from mild to severe and usually begin six to thirty days after exposure. Often there is a gradual onset of a high fever over several days. read more