How to Cite: Suganya, P., Rajmohan, M., Prabu, D., Dhamodhar, D., Bharathwaj, V. V., Sindhu, R., & Prashanthy, M. R. (2022). Investigating the severity of dentin hypersentivity among patients aged 18-35 years with gastro- esophageal reflux disease (GERD): A cross sectional study. International Journal of Health Sciences, 6(S1), 8903–8914. https://doi.org/10.53730/ijhs.v6nS1.7032 International Journal of Health Sciences ISSN 2550-6978 E-ISSN 2550-696X © 2022. Manuscript submitted: 9 March 2022, Manuscript revised: 18 April 2022, Accepted for publication: 1 May 2022 8903 Investigating the severity of dentin hypersentivity among patients aged 18-35 years with gastro- esophageal reflux disease (GERD) - A cross sectional study Suganya. P Post graduate, Department Of Public Health Dentistry, SRM Dental College and Hospital, Ramapuram, Chennai Rajmohan. M Reader, Department of Public Health Dentistry, SRM Dental College and Hospital, Ramapuram, Chennai Prabu. D Professor and Head of the Department, Department Of Public Health Dentistry, SRM Dental College and Hospital, Ramapuram, Chennai Corresponding author email: researchphdsrm@gmail.com Dinesh Dhamodhar Reader, Department of Public Health Dentistry, SRM Dental College and Hospital, Ramapuram, Chennai Bharathwaj. V.V Senior Lecturer, Department Of Public Health Dentistry, SRM Dental College and Hospital, Ramapuram, Chennai Sindhu. R Senior Lecturer, Department Of Public Health Dentistry, SRM Dental College and Hospital, Ramapuram, Chennai Prashanthy. M.R Post graduate, Department Of Public Health Dentistry,SRM Dental College and Hospital, Ramapuram, Chennai Abstract---Aim: This study aims to evaluate the severity of dentin hypersensitivity among patients of aged 18-35 years with Gastro- esophageal reflux disease. Materials and Method: A descriptive cross- sectional study was conducted to evaluate the dentine hypersensitivity severity GERD patients. A total number of 734 patients were recruited