Poker is a card game with many variants. It is a game of chance but also involves skill and psychology. Players place bets on their hands and can bluff to force other players to call. The best hand wins the pot.

Before the game begins, players purchase a set number of chips. Typically, one white chip equals the minimum ante or bet; a red chip is worth five whites; and blue chips are worth 10 whites. These chips are then placed in a draw stack at the bottom of the table and are used to represent the amount bet.

When betting begins, the player to the left of the dealer (called the button) has the first opportunity to open. Then, players can raise the ante, call, or fold their cards. If no one opens, then the button passes clockwise to the next player after each hand.

After the flop, another round of betting occurs. Then, the fifth community card is placed face up. Players may check, bet, or raise on the river depending on their position and the action of other players. At the showdown, players reveal their cards and the player with the best five-card hand wins the pot.

To be successful at poker, you must have quick instincts. Practice and watch other players to develop these instincts. It’s also helpful to pay attention to subtle physical poker tells like scratching your nose or playing nervously with your chips.