We have visited the dentist and we have failed to follow that dental checkup routine and take the medicines he suggested. These factors may include how much stress you are under, how tightly and how long you clench and grind, if your teeth are misaligned, your posture, diet, sleeping habits, ability to relax, and other factors. It is a widely accepted fact that all children by the age of seven should receive some form of orthodontic checkup to ensure a problem-free pair of teeth.Teeth Dusting And Plaque Build Increase Last but not the least; it goes rightly that 'Prevention is better than cure'. You can also go for regular check-ups to maintain the health of your teeth. In this situation, teeth can become loose and fall out.