"If you think poker is gambling, then you don't know what gambling is. " Statement like this is popular among poker players. In this short book, a winning ex-poker player, Jeremy Stryker will debunk these bad concepts among poker players. He analyzed why a majority of poker player are, even if they are winning, are still prone to problem gambling. It is a simple yet forgotten truth by poker player: Even if you win in poker, it can still be bad for you.