Poker is a card game that can be played with real money for fun and even for cash prizes. Online poker takes the concept of the game and cranks it up a notch to make it available for players on desktop computers, laptops, tablets and phones anywhere in the world where there is an internet connection. It can be played at any stakes from free to the highest levels of tournament play and for satellite entries into live events around the globe.
Unlike the physical tables of a casino or card room most online poker sites are regulated and use secure software to protect player information. However, it is still important to choose a site that you trust because you will be sharing some personal information and you want to know it will be kept safe. Some poker sites also require that you provide proof of identity before you can wager real money. This is usually just a scan of an ID and a utility bill in your name at the address they have on file.
While it can be tempting to chase monster hands or call every bet made at the table, good players focus on making mathematically sound decisions. It is also important to learn how to read opponents by observing their body language, checking their bet sizing and folding habits. Another helpful tool is to watch and study professional players. This can improve your skill level and help you understand positions and the poker hands you should play.