Poker is a card game where you compete with other players to form the highest-ranking hand in order to win the pot at the end of each betting round. To do this, you must bet aggressively in a way that forces your opponents to fold, or at least make smaller calls. The key to winning is to use your card knowledge to calculate the probability that you will get a particular type of hand, and then adjust your bet size accordingly.

In addition to learning the basic rules, you should practice and observe experienced players. This will help you develop quick instincts and learn from the mistakes of other players, as well as the successful moves they make.

You should also pay attention to other players’ tells, which are nonverbal cues that reveal their emotions and intentions. For example, if a player fiddles with his or her chips while you are playing, they are likely nervous and might be bluffing. In contrast, if they take a long time to make their decision, it is probably because they are holding a strong hand.

Finally, be sure to keep your cards face-up when betting. This is a standard poker rule and ensures that the dealer can see them. It also prevents you from hiding your cards under your chips, which is a clear sign of cheating. It’s okay to take a break between hands, but never leave the table during a hand, especially when someone else is still betting.