Inclusion Criteria:  aged 18 or over, referred to the medical imaging department of Saint-Joseph hospital for breast macrobiopsy, naive of any hypnosis, having given free, informed and written consent, being affiliated to a social security scheme or beneficiary of such scheme  Exclusion Criteria:  having a major hearing loss, suffering from identified mental or psychotic disorders, not understanding the French language, having already had hypnosis practices, having an ongoing pregnancy, being the subject of a safeguard measure