Using telehealth technologies to improve oral health for vulnerable and underserved populations.

Telehealth refers to the use of technology to provide health care at a distance. The important and increasing role of telehealth in the delivery of health care has been recognized for several decades. Although there are fewer reports on the use of telehealth to deliver oral health services, evidence is emerging that these technologies can enhance the ability of the oral health delivery system to reach vulnerable and underserved populations.