Another name of tooth decay is a cavity. This situation occurs whenever bacteria get a chance to take place in the teeth and then it starts producing acids that attack the tooth enamel. It is one of the most common problems that people are suffering nowadays. This bacterium usually gets the chance to settle down on the teeth whenever we consume sugar and other sticky substance in an access quantity. People of any age can get the cavity issue. It is also stated that the problem of cavity or tooth decay also depends upon the lifestyle of the individual. The cavity is a problem that cannot get reversed. 

The best thing you can do to get rid of such problem is taking proper oral care and eating healthy food, reduce intake of sugar-containing food & drinks, frequency of sugar consumption should be monitored, intake more fibrous rich diet, drink  plenty of water, brush twice daily, visit your dentist regularly for 6 months check ups & cleaning & polishing if required. If you are fighting with the cavity problem, then you must visit the dentist as soon as you can. If you avoid the cavity, then it will start getting progress and can lead to a massive infection. Hence it is important to repair the tooth as soon as possible.

There are several methods that can be adopted to get rid of the tooth decay that includes fillings, a crown, scaling, root canal treatment, or tooth extraction (if root canal procedure is not possible in that tooth), depending upon the severity & condition of the tooth treatment plan has to be designed.