Oral health remains an essential indicator of general health. According to World Health Organization (WHO), oral health is linked to the overall wellbeing and quality of life of people. There are numerous researches which had been conducted in the past which proved the interdependence between general and oral health. This is of particular importance in the case of diseases such as diabetes mellitus and cardiovascular conditions. Globally, oral diseases are a major public health problem, especially in middle and low - income countries. The study included a total of 200 outpatients visiting the rural health and training center in Vayalanallur, Tamilnadu. The study was carried out for a period of three months from April to June 2019 SPSS Statistics for Windows, version 16. 0 was used to analyze the data. The relationship between daily habits, oral hygiene behaviors and dental caries was analyzed by Chi - square tests. Overall, 200 research participants between the ages groups of 18 to 76 years were investigated, which included 70.5 % (141 / 200) females and 29.5 % (59 / 200) males. Fifty - six per cent (112 / 200) of the study participants who received more than 8 years of formal education had no caries. Surprisingly, it’s the same group who received more education also had a greater per cent of people 56.4 % (63 / 112) presented with more than four decayed teeth.