Bright Light Therapy During Residential Alcohol Withdrawal

Inclusion Criteria: * Patients must be aged from 18 to 65 years old and have a diagnosis of Alcohol Use Disorder * Patients must be intreated for alcohol withdrawal, for at least two weeks * Patients must report heavy drinking episodes in the past month * Patients must be able to understand medical information and consent to the treatment * Patients must be considering a goal of abstinence from alcohol Exclusion Criteria: * Ophthalmic pathology (cataract, macular degeneration, glaucoma, retinitis pigmentosa) and diseases affecting the retina (retinopathy, diabetes, herpes, etc.) * Subjects who have already received light therapy in the last 6 months * Lactating of pregnant women * Psychiatric comorbidity requiring an intreatment, or risk of manic episode (subjects with depressive or anxious symptoms compatible with an out-treatment can be included) * Substance Use Disorder other than alcohol and/or tobacco * Severe cognitive impairment (MOCA \< 10) * Patients being under legal protection measure