About 10,000 years ago, a group of hunter-gatherers were hanging out in what is now south-western Sweden chewing pieces of birch tar. New analysis of that substance reveals that they may have had very ...
DEAR DOCTOR K: Why do dentists recommend chewing gum? Doesn't gum cause cavities? DEAR READER: Dentists don't recommend just any chewing gum. They recommend sugar-free gum, specifically gum that ...
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Why do my teeth hurt? Common causes of tooth pain explained
Tooth pain is one of those symptoms that’s hard to ignore because it can interfere with eating, sleeping, and even thinking ...
Their sensor is triggered by certain disease-associated enzymes in the chewer’s saliva. These enzymes—matrix metalloproteinases—break the sensor apart by targeting the protease-cleavable fragment of ...
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