Clinical Research Directory

Inclusion Criteria: * Age ≥ 18 years ; * Patient hospitalized in intensive care or continuing care unit for an estimated minimum of 48 hours; * Patient hospitalized for a medical indication (including in the pre-surgical phase) or in the post-surgical phase; * Patient or support person who speaks and understands French, has understood the research procedures and is able to complete the questionnaires; * For women of childbearing age (non-menopausal), even for those on contraception: negative pregnancy test (urinary); If positive: completed by a biological test; * Patient or trusted support person having been informed and having signed an informed consent form to participate in the study. Exclusion Criteria: * Deaf or blind patient; * Asthmatic patient with background treatment; * Epileptic patient or known history of convulsion; * Known allergy or intolerance to essential oils or to a component of essential oils; * Patient transferred from another intensive care unit; * Protected patient (under legal protection, or deprived of liberty by judicial or administrative decision); * Breast-feeding or pregnant women; * Patient or support person unable to understand information relating to the study (linguistic, psychological, cognitive, etc.); * Unconscious patient with no relative or support person present; * Homeless patient; * Patient with known severe psychiatric illness such as chronic hallucinatory psychosis or paranoid syndrome; * Patient participating in or being excluded from another clinical trial; * Patient not covered by a social security scheme.