Adult teeth are called permanent or secondary teeth: 8 incisors; 4 canines, also called cuspids; ... Children tend to lose their primary teeth between the ages of 6 and 12.

Find out from WebMD what can be done for teeth grinding (bruxism), as well as causes and consequences. Skip to main ... Health-care professionals sometimes refer to "primary" and "secondary" bruxism.

Children develop their primary teeth within the first six months of life. Baby teeth start to fall out around age six or seven and are replaced with adult or secondary teeth.