Inclusion Criteria:  Male and female patients with different malocclusions who received and completed their fixed orthodontic treatment. Age: 16 years old or above. Patients who have completed their orthodontic treatment between November 2020 and November 2021.  Exclusion Criteria:  Patients who refuse to participate in the study. Patients below 16 years old. Illiterate patients. Patients who finished their treatment before November 2020 and after November 2021