The Effect of Repetitive Transcranial Magnetic Stimulation for Internet Gaming Disorder

Inclusion Criteria: * DSM-V gaming disorder \>5 and scored ≥ 50 on a revised version of Young's online Internet addiction test； * spent more than 50% of their online time gaming； * engagement in one of four popular Internet game (Arena of Valor,Genshine, LOL, FPS) for over 20 hours per week for at least 1 year. Exclusion Criteria: * current or history of use of illegal substances and gambling; * current or history of psychiatric or neurological illness; * current use of psychotropic medications; * cognitive impairment as assessed by the Mini-International Neuropsychiatric Interview； * surgery, head trauma or heart related diseases in the past year； * a history of epilepsy or seizures or increased risk of seizures for any reason； * metal implants or tattoos of the neck or head； * claustrophobia.