Regular dental checkup is important because it helps keep teeth and gums healthy. Regular dental checkup should be at least every 6 months or as recommended by dental professional. At the dental checkup dental professional check overall oral health for any trouble areas. During cleaning dental professional remove any plaque and tartar build up and may polish the teeth. Checkup also include careful examination of tongue, throat, face, head and neck. Dental checkup may also be accompanied with dental cleaning.