If you have been doing your best to take care of your smile, you may expect to hear nothing but good news when you visit your dentist for your routine checkup. You might be shocked, then, when you learn that you need a major treatment. “But I am not in pain!” you may exclaim, “Why do I need a root canal?” This blog post discusses signs that root canal therapy may be necessary. It also explains why the treatment may be needed even when no obvious symptoms are present.
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