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Your teeth are the toughest substance in your body — and they have to be.

Over the decades, your 32 adult teeth — 28 are usually in place by the age of 13, the four wisdom teeth erupt after 18 — endure hazards such as daily acid baths, night-time grinding and tooth-cracking foods and wrappers.

The risk is not just to the teeth themselves.

Gum disease — which is where plaque, made up of bacteria, mucus and food particles, builds up in gaps between gums and teeth — can cause infection, inflammation and tissue damage.

 

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