Inclusion Criteria:  Admission to the HFR Fribourg internal medicine department Age greater than or equal to 18 years Diagnosis of COPD Use of an inhaler device for the treatment of COPD  Exclusion Criteria:  Inability to complete initial assessment due to language problems Inability to complete initial assessment due to physical or mental conditions Patient who has already received the intervention during a previous hospitalization. Length of hospitalization of less than 72 hours