Please register to participate in our discussions with 2 million other members - it's free and quick! Some forums can only be seen by registered members. After you create your account, you'll be able to customize options and access all our 15,000 new posts/day with fewer ads.
Gambling and the thought of winning creates a huge adrenaline rush that sends your dopamine levels sky high. Once that reward is satiated, dopamine levels drop and the person is constantly chasing after that high. Sorta like Internet addictions where people need stimuli to constantly replenish itself.