Dr. Kopel explains the problem of the loss of vertical dimension. This relates to adult aging. Dr. Howard Kopel provides examples of the loss of vertical dimension such as shorter facial proportion, crack at corner of lip, etc. and he explains how to restore the patient back to a youthful appearance.
What is posterior dentition and how can it affect my smile? When you lack of posterior teeth, it may have many negative consequences on your oral health. Your back teeth support the vertical height of your face, and if the back teeth are missing, this may lead to a posterior bite collapse.