The title is misleading. It should be "Does Porn addiction really exist?" > Using this technique, called "edging", she was watching porn for two to three hours

The title is misleading. It should be "Does Porn addiction really exist?" > Using this technique, called "edging", she was watching porn for two to three hours, seven days a week. This and other statements throughout the article are referring to addition to online porn, not sex (any kind of oral sex or intercourse or foreplay) of the traditional sense in what the work "sex" means in this context.