Poker is a card game that involves betting and using a combination of cards to create a winning hand. It can be played in casinos and at home. Whether you’re writing a story or just explaining the game to someone, it’s important to know how to write about poker in a way that is engaging and interesting.

One of the best ways to keep the reader interested is to use characters’ reactions and by-play to build tension and drama. Focus on who flinched and who smiled at the cards that were played. Use the five elements of plot conflict – exposition, rising action, revelation and resolution – to guide your description.

In poker, players place a bet into the pot (a shared pool of chips) each time it is their turn to act. Bets may be placed by players who believe that the bet has positive expected value or who are trying to bluff other players for various strategic reasons. The outcome of any particular hand significantly involves chance, but over the long run the players’ decisions are largely determined by the principles of probability, psychology and game theory.

A player who wants to increase the amount of money in the pot can say “raise” before their turn. The players around them will either call the new bet or fold. When all players have revealed their hands, the winner collects the pot. Depending on the rules of the game, the players can also draw replacement cards after a betting round.