Poker is a card game played with a group of people around a table. It is similar to other games such as chess in that resources (money) must be committed before the outcome of the hand is known.

To become a winning poker player, you must commit to discipline and perseverance, even when the game becomes boring or frustrating. It is essential to be able to control your emotions, particularly in the early stages of a game, when your opponents have the upper hand and can be very aggressive. It is also important to develop a strong mental game and a firm belief in your own abilities.

Professional poker players are experts at extracting signal from noise, both in-person and online. In-person, they pay attention to cues such as body language and eye contact. Online, they use software to build behavioral dossiers on their opponents and buy records of other players’ “hand histories.”

A good poker player must learn how to read the situation and make decisions based on that information, rather than a predetermined strategy. A good poker player knows when to bluff, and when to fold. They know that their hand is only good or bad in relation to what the other players are holding. For example, if you hold K-K and another player holds A-A, your two kings will lose 82% of the time. A good poker player also knows when to raise and when to check – not just in terms of how often to bluff, but when to raise and what level to raise at.