Decayed tooth, if left untreated further spreads to the root, causing severe pain and hence you need root canal treatment. If you think that this treatment is associated with pain and discomfort, pay a visit to Kandhari's Clinic and contact Dr. Gargi Kandhari, the best Root Canal Specialist in Delhi. She uses the best-fit approach to provide a comfortable and relatively painless experience in just one sitting. For more information, book an appointment online at https://www.drgargikandhari.com/painless-rct/