Orthodontics refers to the branch of dentistry in which specializing dentists take care of teeth and arch positioning. Teeth crowding, crooked teeth, badly angled arches that do not meet for a perfect bite, are problems that orthodontists help treat. Teeth that are not aligned pose functional problems and is also aesthetically not pleasing. Orthodontic dentists use various types of aligning devices such as braces to correct the problem at hand. Braces are of many types and aim to counteract specific trouble that you may be experiencing with your smile.