You will be aware of the infection in your tooth as a result of several symptoms. Your infected tooth may reveal itself through extreme sensitivity to temperature. It may also be hyper sensitive to the sugar in sweets. You will very likely be experiencing severe pain. Other possible symptoms include swelling, severe pain when you bite down, or even a bad taste in your mouth.
Over the years, root canals have developed a bad reputation. However, the root canal is truly a positive tool available to the dentist. A root canal may keep you from needing dentures, or a bridge, or implants. Advances in technology and training have caused root canals to become fairly routine and relatively painless.