A host is someone who hosts reality and tv shows. There are both male and female TV show hosts. Hosts are usually found on reality TV shows and contests. He/ she is the link between the judges and the participants. They are responsible for handling the details of the contestants and reviewing it to the judges and vice versa. A good host is someone who encourages the participants and helps the judges take the right decisions by picking fair winners. They also introduce the show, and the judges and contestants.
Hosts even promote the TV show by naming the sponsors and other supporters to the audience and viewers. A host is funny, witty and a good sport to all the jokes and teasing onscreen. In the case of guest judges, a host is required to bring them on stage and make them perform or interact with the crowds. They are expected to be happy go lucky and also entertain the audience and viewers with their jokes and comments.