Gambling is very risky (well it is a gamble) and can become addictive even to the strongest of minds. Winning a few times might lure you to putting a huge amount of your money on stake and losing badly could cause you to chase your losses. Typical problem gamblers borrow money or spend money reserved for food or bills trying to make a profit. You can read about the dangers of gambling and how to Gamble Responsibly on the newest page to this site in the articles section.
Gambling games should be fun and should never be played out of desperation for money, they should be played by a responsible person, for this reason playing while drunk is a bad idea. The limitations you set yourself when first joining the any casino site help cut down on problem gambling and they also have a page with plenty of advice for those who feel they may have a problem.
Online gambling is great as a mode of entertainment. The problem starts when people become greedy. Set your limits and play intelligently. You may lose some or win some but as long as you play sensibly you can have a great time.