Compuls-BED-Severity

Inclusion Criteria: * men or women aged 1 * participants eligible for bariatric surgery (BMI\>40, or BMI\>35 with severe comorbidities) * participants scheduled for medical evaluation and treatment of obesity at the IUCPQ Obesity Clinic (BMI≥30) * participants scheduled for evaluation and treatment of BED at the CEPIA with obesity (BMI≥30) * for the group with BED: positive BEDS-7 screen and Binge Eating Scale score \>16; * for the control group: have a negative BEDS-7 screen and Binge Eating Scale score\<12 * be fluent in French and able to consent. Exclusion criteria : * participants with severe neurological disorder and/or major neurocognitive deficits; * participants with previous bariatric surgery or with introduction or change of anti-obesity medication (liraglutide or naltrexone/bupropion) in the previous 3 months; * participants who cannot read and/or understand French; * participants under guardianship or curatorship; * participants already included in a study with a conflict of interest with this study; * inability to use a computer or iPad; * inability to access an Internet connection or to visit one of the inclusion sites. Secondary exclusion criteria: * participants with a discordance between BEDS-7 (positive) and Binge Eating Scale (score ≤ 16) results found secondarily * participants who did not participate in part of the assessments (e.g., self-questionnaires or neurocognitive tests) and participants with a rate of missing data\>10%.