Dental braces are devices used in orthodontics that align and straighten teeth. Braces help position them with thought of the person's bite, while also aiming to improve dental health. Braces fix gaps and are often used to correct underbites as well as deep bites, cross bites, crooked teeth, and various other flaws relating to your teeth and jaw.
Spacing is a form of dental malocclusion which occurs when there is excessive space within the jaw for the teeth.
Crowding is a form of dental malocclusion which occurs when there is insufficient space within the jaw for the teeth.