You must visit your dentist twice a year for a dental checkup”, is something you may have heard many a time, isn’t it? In fact, a regular dental checkup is key to a healthy oral cavity consisting of healthy teeth and gums. A dental checkup involves two steps – an evaluation of your oral hygiene and dental cleaning(also called scaling and polishing). Dentistry is a professional field which includes dental care and correction. Dentists are concerned with all health problems afflicting the mouth, teeth, gums and other hard and soft tissues of the oral cavity. Technically dentistry is defined “as the evaluation, diagnosis, prevention and/or treatment (nonsurgical, surgical or related procedures) of diseases, disorders and/or conditions of the oral cavity, maxillofacial area and/or the adjacent and associated structures and their impact on the human body; provided by a dentist, within the scope of his/her education, training and experience, in accordance with the ethics of the profession and applicable law".