Not everyone has wisdom teeth, but those who do certainly know about them.

When they are erupting they can lead to pain, swelling and if they are stuck (known as impacted) they can really cause some trouble.

Our resident Oral Surgeon and Implantologist, Dr Rizwan Mahmood gives 5 key facts about wisdom teeth.

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What are wisdom teeth?

The average adult mouth has 32 teeth, 8 in in each quarter of the mouth with the 8th tooth

being the wisdom teeth (4 in total).

PICTURE OF OPG

Not everyone has them however, and they have been found to be absent in around 22%1 of people. Whilst the normal adult teeth have a regular shape, size and root formation, wisdom teeth can be very variable which is one of the reasons they can get stuck, resulting in wisdom tooth pain, swelling and infections.