Poker is a card game in which you compete against your opponents. It’s a very popular card game, both online and in live casinos. It is a game of skill more than luck, and it helps you learn how to control your emotions better. It can also boost your social skills because it’s a card game that brings people from different backgrounds and walks of life together.

There are many rules in poker, but the most important one is that you must never put more money into a pot than you can afford to lose. This will keep you from making bad decisions and will help you avoid getting too greedy. It’s also important to know that you can improve your poker skills by studying charts of hands and learning what beats what. This will make it easier to win more often and get a bigger bankroll.

Another key thing to remember is that you must play in position — meaning your opponents act before you. This is a very important aspect of winning poker because it gives you key insights into their betting patterns. For example, if a player is raising a lot of money and calling with weak pairs, they’re probably a weak player and you should try to call their raises with strong hands.

It’s also important to study your opponent’s facial expressions and body language when playing poker. Observing these physical tells can give you clues as to their cards and even their intentions.