There is a common misconception that brushing, flossing and rinsing with mouthwash will suffice for dental health. The little-known truth is an at-home dental hygiene routine will only do so much for the teeth and gums. Professional teeth cleaning performed by experienced oral health professionals is essential for dental health and aesthetic appeal. If you have not had your teeth professionally cleaned in the past six months, it is time to schedule an appointment with the dentist. Here's why.