Oral cleanliness is the act of keeping one's mouth spotless and liberated from infection and different issues (for example awful breath) by standard brushing of the teeth (dental cleanliness) and cleaning between the teeth. It was significant that oral cleanliness has been done all the time to empower avoidance of dental illness and terrible breath. Oral health had consistently stayed a disregarded substance. The sampling method was convenience sampling. The dependent variables were knowledge, attitude and oral hygiene practices. The present study involved a questionnaire-based observational cross-sectional type of study of 100 participants. The questionnaire was distributed among 100 students. Of 100 participants, 51.8% of the participants are female while 48.2% of the participants are male. 50.9% of the participants cleans teeth once a day whereas 43.9% participants cleans teeth twice a day. Oral hygiene is important for overall health. To maintain good oral hygiene, we should clean our mouth properly and regularly. In the present study the awareness on oral hygiene and its relations with chronic disease was assessed, most of the participants are aware of the good oral hygiene.