What is the difference between a pathological gambler and a problem gambler?

What is the difference between a pathological gambler and a problem gambler?

Marc Kern (Addiction Expert, Director of Addiction Alternatives) gives expert video advice on: How big of a problem is gambling addiction?; What causes addictive gambling?; When addicted gamblers are losing, do they actually believe they'll win? and more...

Pathological versus problem gambler is a matter of degree. I think we all involve ourselves in some sort of gambling, whether it's the lottery, the Super Bowl, or betting in the office. But, it is exactly what the words imply. Does someone spend too much time preoccupied with a gambling activity versus a pathological or excessive amount of time involved with gambling activity? All these behaviors that we call an addiction really do exist in virtually all of us, but only to a certain degree.