Sports betting is a form of gambling wherein you wager money on the outcome of a sporting event. If your prediction is correct, you win a set amount of money. There are various bets to choose from, including moneylines, spreads, and parlays. In addition, you can also place prop bets. These are more specific and allow you to have a vested interest in a game, such as how many goals will be scored.

The odds for a given game are determined by the sportsbook based on a number of factors, such as injury reports, previous match-ups between teams or players, weather, and more. This will determine how much of a “vig” the sportsbook has to pay, which is built into the lines that you see on a sportsbook’s website. The vig will increase your risk, but it is also an opportunity to be contrarian and take advantage of a mispricing.

If the sportsbook predicts that there will be 3 total goals in a soccer match, but you believe there will be more, then you would make an Over bet. Conversely, if the sportsbook thinks there will be less than 3, then you would place a Under bet.

Prop bets can be a fun way to add some extra excitement to a sporting event, and you can find them at most online sportsbooks. However, they are a higher-risk wager and you should only bet on ones that you have insight into. Getting to know the ins and outs of prop pricing is one of the best ways to improve your chances of winning.