Typhoid vaccine against typhoid fever
What is typhoid fever?
Typhoid fever is an infection that is caused by the bacteria Salmonella typhi. It is common in developing countries with poor sanitation and low standards of hygiene.
How is it transmitted?
Typhoid is most often transmitted by eating food or drinking water that has been contaminated with the feces of an infected person. Examples include:
- Eating food or drinking beverages that have been handled by a person who is infected.
- Drinking water that has been contaminated with sewage.
- Eating shellfish taken from sewage-polluted areas, or eating raw fruits and vegetables, which may have been fertilized with human waste.