Gentle Touch Dentistry comprises an expert team of dentists, who have been serving the residents of Orange County for years. In dentistry, the most common dental problem is toothache. A () toothache in Orange County or pain around your tooth can be caused by a number of reasons. The most basic reason for a toothache in Orange County is tooth decay. Tooth decay can cause cavities, which can cause a lot of damage to enamel and dentin.