Behavioral addictions are sometimes controversial. Not all addiction experts are willing to classify obsessive and compulsive behaviors along with drug and alcohol addictions. Many, though, recognize that there are too many commonalities between chemical and behavioral addictions to ignore. Two of the most widely accepted types of behavioral addictions, sexual and gambling, have a lot in common. Although they seem like wildly different behaviors, sex addicts and compulsive gamblers are engaging in very similar acts.