Why cold induces tooth pain and hypersensitivity – National Herald

Ever thought why cold induces tooth pain and hypersensitivity? Researchers have uncovered odontoblasts, the cells that form a tooth’s dentin, have a newly discovered function — sensing cold — which can trigger pain in teeth.
However, the researchers, including Jochen Lennerz from Massachusetts General Hospital, have also found a way to block the pathway to cold-sensitive teeth.
“We found that odontoblasts, which support the shape of the tooth, are also responsible for sensing cold,” said Lennerz….

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