Two dental experts explain that these furthest-back molars may be a not-so-necessary leftover from early human evolution.
Whenever we eat, speak or yawn, the movement of our jaw deforms the ear canal. These deformations could be converted into electrical energy used to power in-ear technology.
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Anthropologists gather clues about how our ancient ancestors lived from their teeth. What will future anthropologists make of us based on the fossilized pearly whites we’ll leave behind?
Be careful which gum you chews: some sugar-free gums are bad for your teeth thanks to acids that cause tooth erosion.
Amy Messere/Flickr
A recent study found sugar-free products can be just as damaging to your teeth as sugar because many of them contain acid that causes tooth erosion. But what about sugar free gum?
Chewing your food for longer gives your brain more time to realise you’re full, meaning you’re less likely to overeat.
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