ABSTRACT:
Tempero Mandibular Disorders (TMD) has multifactorial aetiologies with various initiating factors (trauma, parafunctional habits), predisposing factors (systematic, genetic, structural, psychological) and perpetuating factors (metabolic factors, muscle stress). Occurrence of sign and symptoms of TMD disorders in all age groups with low prevalence among adolescents. The range of symptoms occurring in adolescents are considered to be mild in nature. Non nutritional oral habits like lip biting, nail biting being associated with TMD among adolescents. Hence it is necessary to make the adolescents aware about the harmful oral habits that could lead to TMD. AIM: To find whether harmful oral habits are associated with sign and symptoms of TMD among adolescents MATERIALS AND METHODS: A cross sectional study is carried out among 100 adolescents as well as questionnaire filled to find out whether harmful oral habits are associated with signs and symptoms of TMD among adolescents. RESULTS: The results revealed that 60 out of 80 participants had at least mild subclinical symptom of TMD. 75% of patients had atleast one harmful/parafunctional habit. The great majority among them were lip biting, nail biting.