Poker is a card game in which players wager money on the outcome of a hand. It is a game that involves chance, but over the long run it becomes a game of skill. Good poker players make decisions based on probability and psychology to call or fold their hand according to a strategy designed to predict opponent hands accurately and make profitable long-term decisions.

Depending on the rules of the game, one or more players are required to place an initial amount of money into the pot before the cards are dealt. These forced bets come in the form of antes, blinds, and bring-ins. Players may also choose to raise or call bets made by other players. In the latter case, the player who raises the most wins the pot.

When a player’s turn comes, they must decide whether to call (accept the previous bettor’s raise), raise themselves, or fold their hand. They must then reveal their cards. If they have a strong hand, they can win the pot. If they have a weak hand, they can attempt to win the pot by bluffing.

To be successful in poker, players must learn to read the tells of other players. This includes facial expressions, body language and gestures. They must also be able to spot their own tells. Often, these tells are unconscious habits that can be exploited. The ability to read other players’ tells is known as “poker intelligence” and is a valuable skill in the game.