Inclusion Criteria:  Male or female over 18 years old without upper age limit. Subject operated for a non-recurrent glioma (grade II or III or IV glioma / glioblastoma) according to the WHO classification 2016; Subject with a connected support (smartphone,...) to download the connected tracking application. Unprotected adult within the meaning of the law Subject affiliated to a health insurance scheme Subject having signed an informed written consent  Exclusion Criteria:  Minor subject, pregnant or breastfeeding woman; Subject under a measure of legal protection, guardianship or deprived of liberty by judicial or administrative decision; Antipsychotic treatment (neuroleptic or lithium) Subjects with documented cognitive disorders (Alzheimer, other dementia) Subject with a personal medical history of psychiatry Subject unable to complete a questionnaire on his own (inability to read French language , severe cognitive disorders) Medical contraindication to performing an MRI (pace-maker) or scanner; Subject refusing to sign informed consent.