Cavities are a result of tooth decay. Immense tooth ache occurs when the breach in the tooth leads down to the blood vessels which register pain and thus we experience tooth ache.
Detection of growing or starting cavities is done by a dentist. The various reasons for development of cavity are unhygienic oral activities and lack of minerals, calcium and vitamins in the body which make our teeth vulnerable to attacks from bacteria.
If you have found a cavity, you must start with taking extra care of your teeth to avoid further decay. 
The steps to follow when detected with tooth decay are the following. One must brush and floss their teeth regularly. The best way to avoid cavities is to keep a check on the amount of sugary food one eats. Also after eating anything in sugar, you must floss immediately so that there is no food particles left to attract bacteria.
In case after taking regular care of your teeth, you develop cavities then following solutions will help.
1) Fillings
Fillings or restorations replace the decayed areas of your teeth. Porcelain fillings give a more natural appearance because the filling material blends with the tooth color. These porcelain fillings last for many years without any extra oral care. Fillings serve as a very valuable replacement for when of tooth decays.
2) Crown
Teeth crowns or caps are put in use in cases of extensive decayed or weakened tooth. The porcelain caps are quite durable and offer a good solution to the cavity problem.
3) Root canal treatment
When dental decay extends into the pulp, one experiences a painful toothache. However, sometimes when a person doesn’t feel ache even with a decayed tooth, it means the bacteria has killed the tooth nerves. In such a condition, RCT comes into action. Root Canal Treatment cleans the decay, removes all bacteria and fills up the empty root canal with dental filler.
4) Tooth Extractions
This applies to severe case of tooth decay. When the tooth has damaged beyond repair, the only solution left is to extract the teeth out.

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People want their dental crowns firmly attached to their teeth. When a crown gets loose, dentists may not always be available to replace them. In many cases, For some cases, people can temporarily recement their loose crown just like a dentist. The crown on your tooth somehow gets displaced and a sudden emptiness is felt in the area. Your teeth are sensitive and it is advisable to replace or recement the crown as soon as possible. Temporary cement usually holds the crown well for many years, mostly when the implant crown is well-fitting. If a crown does come out, it is recemented.
Bad breath is an embarrassing problem for the one who has it as well as who is on the receiving end. There could be no better way to avoid bad breath than to keep up your oral hygiene but even then it is a persistent problem.
