Articles on Dentistry

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Experts have voiced concerns about the uptake of a recent Canadian study, in which water fluoridation was associated with slightly lower IQs in children. (Shutterstock)

Does water fluoridation really damage your children’s IQ?

Community water fluoridation is a cost-effective public health measure that can reduce cavities by approximately 25 per cent. Yet some communities are worried about it.
Only three per cent of HIV organizations in British Columbia offer basic dental care to those who need it. (Shutterstock)

People living with HIV struggle to access much-needed dental care

Research shows that many people living with HIV struggle with tooth decay, bleeding gums and tooth sensitivity -- due to the costs of dental care and discrimination by dental professionals.
The surgical removal of wisdom teeth is far more common than the problems they cause. (Pixabay)

Bad molars? The origins of wisdom teeth

When they cause problems, wisdom teeth don't seem very smart. But they may have been evolution's answer to a coarse diet.
Most of the time you won’t be able to tell if a puppy or kitten’s tooth falls out. Often they fall out in food, or the animal might even swallow them. Shutterstock

Curious Kids: Do cats and dogs lose baby teeth like people do?

Puppies and kittens are born without teeth, but by around two months of age they have a full set of baby teeth.
Research calls for global regulation of dental tourism - to prevent poor working conditions for local populations serving a wealth North American elite. (Shutterstock)

Dental tourism industry exploits workers in Mexico

Thousands of North Americans travel to Mexico to eat, drink, shop and get cheap and fast dental care. Meanwhile, local populations suffer racism, poor working conditions and inadequate health care.
Surgeons at the University of Saskatchewan use a 3D printed human brain to plan complex neurosurgical procedures for patients with movement disorders.

3D printers: A revolutionary frontier for medicine

From cheap prosthetic arms for landmine victims in Sudan to the promise of surgery on astronauts in space — 3D printing is sparking a healthcare revolution.
The edges of your lost tooth are sharp because when the root of the baby tooth is being eaten away, it tends to start from the middle of the root. That leaves a sharp edge behind when the tooth breaks off. Flickr/Stephanie Young

Curious Kids: My tooth fell out. Why is it so spiky on the bottom?

Nicholas, aged 6, was watching TV one day when his tooth fell out. He noticed that the bottom edge of the tooth was very spiky. Now he wants to know why.
A man receives dental treatment at Care Harbor LA, a free medical clinic in Los Angeles, California, October 31, 2013. Lucy Nicholson/Reuters

The cavity in health insurance coverage: oral health

The absence of comprehensive dental care exacts a toll on millions of Americans in terms of poor health, pain and the social stigma associated with bad teeth.

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