the depletion of the ozone layer â la rarefaccion rarefacciÃ³n or destruccion destrucciÃ³n de la capa. de ozono
Traditional metal bracesâAlthough traditional metal braces are the most noticeable type, they are the least expensive orthodontic treatment option. The Consumer Guide for Dentistry estimates that traditional braces can cost anywhere from $3,000 to $7,000, depending on whether or not you have insurance coverage.
Most children with Invisalign or other dental braces begin active orthodontic treatment between ages 8 and 14. However, the American Association of Orthodontists recommends an orthodontic check-up no later than age 7.ost children with Invisalign or other dental braces begin active orthodontic treatment between ages 8 and 14. However, the American Association of Orthodontists recommends an orthodontic check-up no later than age 7.