You may need braces if:
A beautiful straight smile is probably the first thing that comes to mind when you think about braces. But braces do much more than just straighten crooked teeth. They reposition crowded teeth, correct overbites and underbites and help align your jaw.
How Do Braces Work?
The methodical process of moving misaligned teeth into their proper position if accomplished with a combination of brackets, wires and tiny rubber bands called ligatures.
Braces move teeth by applying steady pressure that eventually straightens the teeth.