Primary teeth, also known as “baby teeth” or “deciduous teeth” begin to develop under the gums during the second trimester of pregnancy and usually appear between 6 and 12 months old. By the time they start school your child should have a full set of 20 primary teeth, including four molars on each side. If neglected, children can develop badly decayed primary teeth, promoting the onset of childhood periodontal disease. The condition involves oral bacteria invading and eroding gums, ligaments {Read More}