[Problematic internet use (PIN)-a review of assessment questionnaires and risk factors]

Internet is nowadays an integral part of our lives. However, excessive internet use, which is in many ways comparable to substance addictions and behavioral addictions, has become of growing interest in popular media, health policy and scientific research. Nevertheless, there is still considerable controversy with respect to diagnostic criteria and assessment questionnaires, and the diagnosis does not yet appear in any official diagnostic system such as the DSM-5 or ICD-10.