Inclusion Criteria:  geriatrics who had a score of ≥24 in the Mini Mental Test which evaluates the cognitive levels of individuals over the age of 65 who were sufficient to perform physical function tests who had not been diagnosed with COVID-19 before  Exclusion Criteria:  participants with severe respiratory disease (tuberculosis, severe COPD or bronchiectasis), uncontrolled cardiac arrhythmia, unstable angina, heart failure, severe kidney disease, neurological disorders that could cause consciousness change whose disease could not be controlled with medication