Poker is a card game where players place chips into an ever-increasing pot when they choose to call, raise, or fold. The objective is to win the pot by having a high-ranking poker hand, or by making a bet that no one else calls.
The game can be played with as few as two people, but it is most popular with 6 to 14 players. Each player buys in for a set number of chips, usually white or light-colored, which represent money. The value of a chip is determined by its denomination, which can be as low as a single white chip or as high as 20 white chips.
A good poker player will be able to read their opponents. Their body language, facial expressions and eye contact will reveal information about their hand strength. They will also be able to spot tells, unconscious habits or gestures that reveal information about the player. These can include anything from a flick of the wrist to a slight change in posture.
Poker is a great way to improve your ability to make decisions under uncertainty. This skill is critical in all aspects of life, including finances, business and even day-to-day activities. For example, if you are unsure whether to call a friend for dinner or if your bankroll will support a new business idea, learning to estimate probabilities can help you make the right decision.