If your gums are bleeding or feeling swollen and tender, you might need a deep dental cleaning, aka tooth scaling and root planing. Here's what to expect.

Nano-sized robots manipulated using a magnetic field can help kill bacteria deep inside teeth to ensure the success of root canal treatments after the living tissue has been removed.

Nano-sized robots manoeuvred using a magnetic field can be used to kill bacteria hidden deep inside dentinal tubules ...

And don’t forget to bring your dental-protection devices to every dental or orthodontic appointment for a deep clean while you’re there.

If you have a permanent retainer, your dental hygienist may take extra time to deep clean the area around the retainer, and teach you how to floss properly to keep it clean between visits.