Effects of Sleep Hygiene Education and Lavender Oil Inhalation on Sleep Quality, Fatigue, Quality of Life

Inclusion Criteria: * 18 years or older, * At least three months having passed after ostomy, * Having a clear level of consciousness and no disease or medication use that can negatively affect the level of consciousness, * Being able to communicate in Turkish, * Providing informed written consent to participate in the study. Exclusion Criteria: * Lavender allergy, * Respiratory tract infections such as sinusitis and pneumonia, * Body mass index (BMI) of \>40, * A diagnosis of sleep disorder and/or medication use for sleep problems.