Everybody cares about the way they smile that is why orthodontists are very essential. An orthodontist Arlington is an individual who are experts in straightening teeth with the help of some appliances such as braces, retainers, and headgear. Such appliances apply pressure on teeth, and thus help in straightening them. Orthodontists have been in existence since 400 B.C. Hippocrates has written about teeth straightening attempts in his sculptures. The process started right in the 19th century. It was Dr. Edward Angle who first recognized teeth alignment as an important area of dentistry.