Tooth sensitivity is never fun, especially when it’s caused by your favourite food and drink, be it hot, cold, sweet or acidic.

Most likely it  is caused by the gradual exposure of the softer part of your tooth that lies under the tooth enamel, called “dentine”.

Dentine has tiny tubes (‘tubules’) that lead to the nerve and are filled with fluid. Eating or drinking foods and drinks that are hot, cold or sweet can cause a change in fluid movement. This fluid movement causes the nerve endings to react in response, triggering a short, sharp pain. (more…)