Poker is a card game where players bet on the strength of their hands. The player with the best five-card hand wins the money in the pot. The amount of money in the pot varies, depending on how much was put down as buy-in. Some games have rules for how this money is distributed after the game is over. This prevents one player from stealing the entire pot.
The game starts with 2 mandatory bets called blinds placed into the pot by the players to the left of the dealer. This creates an incentive for players to play. After these bets, each player is dealt 2 cards face down (hidden from other players). These are called their hole or pocket cards. Then a round of betting begins, starting with the player to the left of the big blind.
During this phase, the player may choose to call, raise or fold their hand. If they fold, they will lose their money in the pot. If they call, they must match the last raise and can also raise it further. If they continue to raise, they will become equal with the last raiser and must fold if unwilling to equalize.
The betting in poker forces players to pay attention and make quick decisions based on probability. The game can be very easy to learn, but mastering the skill requires discipline and constant learning and improvement. It is also a great way to develop good money management skills. If you rely too heavily on luck or follow your hunches, variance will catch up to you and you will be out of money that you can never regain.