Whether your smile needs minor improvements or something more extreme, Invisalign can help. Invisalign is successful at treating crowding or excess spacing of teeth. It can also be used to treat more complex cases such as overbites, underbites, and even crossbites. In fact, an experienced Invisalign-certified doctor can use Invisalign for all or part of almost any treatment plan. Click here to see before and after pictures of how real smiles have been improved with Invisalign.