Teeth has different parts and each of them can be affected differently in time of dental infection. The common part of teeth includes the root and the crown and when they get problems, they should be addressed as soon as possible. In the current days, there are people who are living is toothache and they are advised to visit dentists near them and get assistance. In many cases, toothache is caused by the problems in the root and it require root canal procedure to repair the teeth and allow people to eat without problems. Root canal is the inner part of the root and when it decays, people can experience pain since their nerves are left exposed to hot and cold items. People who are suffering from this condition are advised to look for dentists who provide root canal services and tell them your condition. Dentists are qualified to identify the problem of the root and in many situations, the inner part is removed which require refiling to replace the crown affected during treatment.
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Add on to your knowledge about this topic, by visiting this link: https://en.wikipedia.org/wiki/Dentistry.