Search online to know about the history of competitive eating, its events and what sort of foods are generally involved in this form of eating. Generally, good prizes are also set for the winners and runners-up.
You can also read about the history of the competitive eating in books. There are good books by many writers, giving a detailed historical record of competitive eating. You can look for a book at a book shop, at a library if you do not want to buy your own book. You can also search for competitive eating books to know about the history of this type of eating on Amazon.
Sometimes people give away some good books on the websites used as platforms for recycling of household things. You can look into the cooking section as well as book section to know if you can find a good book on history of competitive cooking. Sometimes people give away good books on varying topics because of relocation or for any other reason, and they do not want those books anymore.
You can also purchase a CD or DVD on history of competitive cooking. The market is flooded with information on competitive cooking, including its history. You can either buy CD or DVD online or else can request it to be posted at your place. It is possible that you buy a CD or DVD on competitive eating competitions and their history at the shop counter. These CDs and DVDs actually also contain live competition recording when they are held. It is good to watch some competitions live when they take place. This will increase your interest in its history and your curiosity can lead you to find a good amount of information on the subject.
You can also try out other options which you can think of, either online or physical. It just needs some time and little bit effort to search information on competitive eating history, you can collect a good amount of information about the subject. Make sure you are able to find out quality information and that is not written for the commercial promotion of competitive eating. Often, these competitions are sponsored by various food products manufacturers and you should avoid becoming a tool for their promotion and advertising.