Sports gambling, also called sports betting, involves prediction of sport results by making a wager on the outcome of a sporting event. The legality and acceptance of sports betting varies from one nation to another. It also varies from region to region. The legal age limit for sports gambling may be twenty-one years.

Some of the sports that an individual may bet on are NFL games, horseracing, professional hockey, hound racing, and baseball. Some of the sports that are not usually available for gambling are golf, Indy 500, and tennis. A gambler can wager on sports in Nevada and Oregon where betting is legal. Wyoming also allows betting on sports but there is some ambiguity about the subject.

Though it is illegal to bet on sports within the US, there are several illegal bookmakers in each and fantastic soccer every town and city.