When you don't brush your teeth regularly, plaque — a soft film of bacteria — hardens into calculus (also called tartar) within days. Unlike plaque, calculus cannot be removed with a toothbrush alone; it requires professional removal by a dentist through a procedure called scaling. The earliest sign of gum disease is gingivitis — characterised by red, puffy gums that bleed easily when brushing.

Good oral habits formed in childhood last a lifetime — and as a parent, you play the most important role in setting your child up for a healthy smile. Here is everything you need to know about brushing correctly and preventing tooth decay in little ones.

All the tips you need to brush and floss your teeth correctly