In short: Neither is truly painful, but both cause some mild soreness — especially in the first few days and after each adjustment or new aligner — as the teeth begin to move. It feels like tenderness or pressure, not sharp pain, and settles within a few days. Over-the-counter painkillers and soft foods help.
Getting braces or aligners doesn’t hurt in the way people fear — there are no injections and no drilling. What you do feel is some temporary soreness as the teeth start to move, which is completely normal and manageable.
With braces:
- Fitting them doesn’t hurt, but for the first few days the teeth feel tender and achy as they begin to shift.
- After each adjustment appointment (when the wire is tightened), you may feel similar mild soreness for a day or two.
- The brackets can occasionally rub the cheeks or lips at first — orthodontic wax smooths this over until your mouth adjusts.
With clear aligners:
- Each new aligner in the series brings a day or two of pressure and tenderness as it moves the teeth to the next stage — a sign it’s working.
- Generally reported as slightly more comfortable than braces, with no brackets to rub.
The discomfort is best described as tenderness or pressure, not sharp pain, and it eases within a few days as your teeth settle. To stay comfortable:
- Take an over-the-counter painkiller you tolerate if needed.
- Stick to soft foods for a day or two after fitting or adjustments.
- Use orthodontic wax for any rubbing, and rinse with warm salt water.
If anything is genuinely painful or a bracket breaks, your dentist can help. Ready to start? Book to discuss braces and what to expect.