eng Oriental Scientific Publishing Company Biosciences Biotechnology Research Asia 0973-1245 2014-08-28 11 2 10258 article E. Rajesh 1 K. M. K. Masthan 1 N. Aravindha Babu 1 Leena Sankari 1 L.Malathi 1 N. Anitha 1 1Department of Oral Pathology and microbiology, Sree Balaji Dental College & Hospital, Bharath University, Chennai, India. The aim of this study was to investigate the prevalence of nicotina stomatitis in various areas of Chennai population The study sample consisted of 320 known smokers, who were randomly selected from Chennai population. The data of nicotina stomatitis were obtained by a self administered questionnaire. From the study it was found that main reason for nicotina stomatitis is smoking more than 15 Cigarettes/beedies per day for 20-30 years. It was found that prevalence of nicotina stomatitis was predominant in 40-50years than other age groups. This study conclude that majority of smokers use filter cigarettes and they use 10-15 cigarettes per day and majority of people smoke for 5-10years. https://www.biotech-asia.org/vol11no2/prevalence-of-nicotina-stomatitis-among-320-smokers-in-chennai-population/ Nicotina stomatitis; Smoking; Cigarette; Palatal mucosa