What is the direct answer?
What does this question mean?
An aligner applies gentle force through its plastic shell to the crowns and roots of selected teeth. Soreness commonly reflects that force, while persistent sharp pain, a loose attachment, or a tray that will not seat can signal a fit or dental problem.
What can you do next?
Wear the tray as prescribed, remove any rough edge only with advice from the treating clinician, and use orthodontic wax where an edge rubs soft tissue. Keep the aligners clean and do not force a tray over a tooth that is painful or swollen.
When should you seek dental care?
Contact the treating dental team if pain is severe, lasts beyond the expected adjustment period, or comes with swelling, fever, a damaged tooth, or numbness. Arrange a prompt examination if a tray repeatedly fails to fit or an attachment has come off.
What should you ask the dentist?
Ask whether the pressure matches the planned tooth movement, whether the tray is fully seated, and what to do if an attachment or edge causes irritation. Also ask how the clinician wants you to handle a missed wear period or a tray that no longer fits.
Frequently asked questions
Can I wear an aligner if one tooth hurts sharply?
Pause and contact the treating dental team for a fit and tooth examination rather than forcing the tray.
Why does a new tray feel tighter?
Each tray is shaped for a later stage of tooth movement, so its pressure can feel more noticeable at first.

