Clinical Research Directory

Inclusion Criteria: 1. Inpatients of acute care setting at University Health hospital 2. Provision of a signed and dated informed consent form 3. English or Spanish speaking 4. Male or Female, aged 18 years and older 5. Willing to comply with all study procedures Exclusion Criteria: 1. Respiratory disorders, e.g., asthma, chronic obstructive pulmonary disease (COPD), chronic bronchitis, emphysema, lung cancer, cystic fibrosis, pneumonia, pleural effusion 2. Cognitive impairment 3. Unable to communicate 4. Admitted to the closed access unit or to psychiatry 5. Allergic to lavender, mandarin or peppermint oil 6. Diseases that cause olfactory disorders such as: COVID-19, benign growths or polyps, congestion from a cold, sinus infection or allergy flare-up 7. Drugs that may cause loss of the ability to smell e.g., intranasal zinc products, decongestant nose sprays and certain oral drugs such as nifedipine and phenothiazines 8. Pregnant women (self-reported) 9. Prisoner