Some tooth pain or sensitivity is to be expected after a filling and should improve within a few days to a couple of weeks. However, persistent pain may indicate nerve irritation, an allergic ...

Current treatment for tooth decay involves fillings, which may need to be replaced ... the function of those stem cells, thus helping self-repair by regenerating lost tooth structure.

Scientists working with the US military believe that the natural healing qualities of so-called “squid teeth” could be used to develop self-fixing clothing and robots. The suckers at the end ...