Public health agency like- Centre for Disease Control and Prevention provides introduction and controls the spreading of infectious diseases and many more.
Explanation:
Centre for Disease Control and Prevention provides introduction and consultation on diseases. It also performs the responsibility of controlling the spread of diseases that are infectious; it also assists different international and national healthcare agencies in preventing diseases and promoting activities related to healthcare. It also organises different disease preventive grant programmes related to disease control.
You don't handle it at work u wait untill you have clocked out of the office and then you pull them to the side and try to have a discussion and if they do not want to have a grown up discussion and then remove yourself from the situation .