because......
any choice in every bodies life is actually a gambling
choose a wise husband from a bunch of boys is a gambling
choose a school to study is a gambling
choose a boss to work with is a gambling
so, gambling is addictive
no one can escape...
money is the only reason everyone in this world not regretted the money so that the basic for this addiction will always came with the money needs if the person again and again do the gambling then it will be all about money so that I think their addiction is also happening due to this situation.
For the root of the problem is money of course, many people gamble because they want to make money, but there are many other reasons that underlie someone to become an addict. loneliness, frustration, etc. are reasons other than money. but the most common is gambling habits that cannot be eliminated