Development of MRI Protocols and Associated Neuro-physiological Explorations in Healthy and Pathological Subjects

This study is developing and refining new MRI scanning protocols and related brain-monitoring techniques in both healthy people and patients with various brain conditions. It aims to improve how MRI captures brain activity and function. **You may be eligible if...** - You have normal or corrected vision - You are a French native speaker - You are covered by social security - You give written informed consent - If you are a patient, your condition matches one of the brain conditions being studied in the protocol **You may NOT be eligible if...** - You have metal fragments in your eyes or a history of retinal surgery - You have claustrophobia - You have a pacemaker, defibrillator, implanted pump, cochlear implant, metal plates, screws, or other metal implants in your body - You have consumed alcohol before the exam - You are pregnant, breastfeeding, or in labor - You are under legal protection or judicial supervision - You are participating in another study that may interfere Talk to your doctor to see if this trial is right for you.