Final answer:
Food service workers are required to report certain conditions, including jaundice and Hepatitis A, which are transmitted via contaminated food or water, and Salmonella Typhi, which causes typhoid fever, to prevent potential foodborne illness outbreaks.
Step-by-step explanation:
In the context of food safety, certain illnesses of food service workers are of major concern and must be reported to the local regulatory agency to prevent the spread of foodborne illnesses.
Among these, jaundice is a symptom that can be indicative of several conditions, including Hepatitis A, which is highly contagious and can be transmitted through food. Another reportable illness is Salmonella Typhi, which causes typhoid fever and can also be spread through contaminated food or water. Prompt reporting of these conditions is essential for public health and to help prevent an outbreak of foodborne diseases.