TOBACCO USE;

Background: Smoking and smokeless tobacco is thought to have detrimentalimpact on oral as well as general health. Relationship of caries to tobacco is still unclear.Studies conducted worldwide reported tobacco as a risk factor for root caries. Use of tobaccomay be a co variable in this complex rather than direct etiological factors in caries occurance.Study Design: Descriptive cross sectional study. Setting: “Different colleges of Qasimabad(Hyderabad)’’. Period: 1st August to 31st October 2016. Materials and Methods: Sample sizeof 400 boys. Two groups were made 200 students boys in each group. (Group A) comprising ofsmokers Group B non-smokers or never users. Results: Students in Group (A) 16 years of age(11%) were having caries while (1.75%) were free from caries. Students of 19 years of age (10%)were having caries while (2.5%) were caries free. Over all caries present in this group was (41%)while caries free were (8.79%). According to Group B, Students who were 16 years of age whonever smoke caries present was in (3%), caries free were (9.25%). Students who were 17 yearsof age having caries (2.25%), caries free were (10.25%). Students with the age 19 years havingcaries present in (3.25%) caries free were (9%). Over all (10.5%) were having caries. While(39.5%) were free from caries. Conclusion: It is concluded that caries rate was high in smokers.