Poker is a game that is largely based on chance, but it also involves quite a bit of strategy and psychology. The betting in a hand of poker is done voluntarily by the players, who have chosen to do so for various reasons. Some of the most popular reasons are to bluff other players or to make a risk/reward calculation on their own. As such, the game of poker has a long and rich history.
When you say “call” in poker you mean that you are committing to put money into the pot that is equal to or higher than the amount raised by the player before you. Basically it means you are doubling your stake in the current hand.
There are many different hands you can hold in poker, the most common ones being a flush (five cards of consecutive rank) and a straight. You can also have a full house, which contains three matching cards of one rank and two matching cards of another, and a pair, which is two matching cards of any rank.
A good way to improve your poker is to study the game, especially the other players at your table. Try to find out their tendencies and little chinks in their armor, and use these weaknesses to your advantage. Eventually, you will get better and win more often. But don’t be discouraged if you lose a lot at first, even the most successful players had to start from zero.