How can you argue that internet addiction is a real disorder?

It's controversial: There is a concept of "process addictions"-gambling, sex, internet (which can be both sex;gambling and other things), compulsive dangerous activity (adrenaline "junkies), which some people feel are an addictive disorders while others think it is a variation of an obsessive-compulsive disorder. There is argument about the line between bad habits and disorders, but there is no doubt folks need help.