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Articles on Teeth

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Toothpaste helps remove plaque to prevent decay and gum disease. kikovic/Shutterstock

Health Check: how to choose toothpaste

Choosing a toothbrush is relatively simple. But how on earth do you decide between the 50-odd toothpastes on the supermarket shelves?
This skull belongs to the carnivorous gorgonopsian therapsid Smilesaurus ferox which lived 255 million years ago. Cradle of Humankind/Flickr/Wikimedia

You can thank our pre-mammalian ancestors for your sexy teeth

Modern sabre-tooth mammals have their canines constantly on display. This allows them to seduce mates. But was sexual selection also an important phenomenon among our pre-mammalian ancestors?
Good teeth often correlates with good health. But one in five over-65s have lost all their teeth. m01229/Flickr

How to fill the gaps in Australia’s dental health system

An Aussie smile is an instant indicator of socioeconomic status, employability and self-esteem. It’s also a predictor of physical health. So it’s shocking that Australians’ dental health has not improved…

Gum disease linked to chronic health problems

Researchers have found that treating gum disease (periodontal disease) may reduce heart disease, diabetes and other conditions…
Most gum disease is preventable through good dental hygiene. Inside and Out/Flickr

Health Check: why do my gums bleed and should I be worried?

Bleeding gums are very common but that doesn’t mean you should ignore them. They’re usually a sign of gum (periodontal) disease. If treated in its early stages, periodontal disease can be easily reversed…
Babies’ milk teeth carry their early food history, and this remains stable for tens of thousands of years. Allygirl520

Got milk? Our breastfeeding habits are older than you think

We know at least six months of exclusive breastfeeding is the best start to a baby’s life. What’s amazing is it seems ancient hominids knew that too. In a paper published today in Nature, we analysed the…
You can save an adult tooth that has been knocked out, but you need to act quickly. Fotologic

Monday’s medical myth: knocked-out teeth are history

It’s common enough for a tooth to be knocked out on the footy field, in the playground, during a fight, or even a fall. The blood, shock and pain can easily cause you to panic but, as with most things…
Something to chew on: why do governments spend less on dental services? illuminaut

Extracting the true cost of universal dental care

The recent decision to means test the tax subsidy on private health insurance was made on the grounds that we provide more help to those who need it most and not subsidise those who can afford to take…

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