The original oath was written in Ionic Greek, in the late Fifth Century BCE. It is usually included in the Hippocratic Corpus. Scholars widely believe that Hippocrates or one of his students wrote the oath between the 5th and 3rd century BC.
Age Six to Seven. Between the ages of six and seven, your child may lose his first tooth. The lower central incisors are usually the first teeth that are lost, followed by the upper central incisors. At this point, eating is slightly affected, although your child may prefer to do most of his chewing on the back teeth.
1 When a child is about 6 years old, his/her teeth will begin to come loose. Let your child wiggle the tooth until it falls out on its own. This will minimize the pain and bleeding associate with a lost tooth.  Cavities can develop when sugar-containing foods are allowed to stay in the mouth for a long time.