Few words in dentistry spark more dread than “root canal.” The moment a dentist mentions it, many patients picture pain, lengthy procedures, and days of recovery, a reputation that has been passed down through generations and amplified by online myths. The truth is that what most people fear about root canals has little to do with the actual procedure and everything to do with outdated information.
At Longwood Dental Group, our team includes Dr. Zachary Kano, a specialist dedicated exclusively to root canal therapy and treatment. With a specialty-focused team operating under one roof in Brookline, we are uniquely equipped to make this procedure as comfortable and efficient as possible, often completing treatment in a single visit while patients leave in far less pain than when they arrived.
What Actually Happens During a Root Canal
The word “canal” makes many people imagine something invasive or complex, but the mechanics of the procedure are more straightforward than the reputation suggests. A root canal is performed when the soft tissue inside a tooth, known as the pulp, becomes infected or inflamed. Left untreated, that infection can spread, cause serious pain, or lead to tooth loss.
During root canal treatment, the infected pulp is carefully removed, the inside of the tooth is cleaned and disinfected, and the space is sealed. In most cases, a dental crown is placed afterward to restore full function to the tooth. The procedure is completed under local anesthesia, meaning patients feel pressure but not pain.
The Pain Is Already There Before Treatment
One of the most persistent myths about root canals is that the procedure causes pain. In reality, the pain patients associate with root canals is the pain from the infection itself, not what happens in the dental chair. According to the American Association of Endodontists, patients who undergo root canal treatment are six times more likely to describe the procedure as painless than those who undergo a tooth extraction. The root canal is what ends the pain, not what causes it.
Modern Dentistry Has Changed Everything
Dentistry has advanced significantly over the past few decades, and root canal treatment is one of the procedures that has benefited most. Digital imaging, refined anesthetic techniques, and specialized endodontic instruments have made the procedure faster, more precise, and far more comfortable than what patients may have heard about from their parents or read about online.
Why Saving Your Natural Tooth Matters
Some patients wonder whether it might be easier to simply have the tooth pulled. While extraction is sometimes the right call, preserving a natural tooth is almost always the preferred outcome when it is possible. Natural teeth provide better chewing function, help maintain jawbone density, and eliminate the cost and recovery associated with replacements. A dental crown placed after a root canal restores the tooth to full strength and allows it to function like any other tooth for years to come.
Tooth loss, even of a single tooth, can trigger a chain reaction: neighboring teeth shift, bite alignment changes, and more complex treatment may become necessary down the line. Choosing a root canal over extraction is often the more conservative, cost-effective, and health-conscious decision.
Signs You May Need a Root Canal
Not every toothache requires a root canal, but there are specific signs that suggest the pulp of a tooth has become infected or damaged. Staying aware of these signals and seeking care early can make the difference between a straightforward root canal and a more complicated outcome. Some common indicators include:
- Persistent tooth pain: Discomfort that lingers or throbs, especially without an obvious cause
- Sensitivity to temperature: Pain that remains after hot or cold foods and drinks are gone
- Darkening of the tooth: A tooth that appears gray or brown may signal internal damage
- Swollen or tender gums: Swelling or a small bump near the affected tooth is worth having evaluated
- Pain with pressure: discomfort when chewing or touching the tooth
These symptoms don’t always mean a root canal is needed, but they should prompt a visit. Our general dentistry team will evaluate the tooth thoroughly and recommend the most appropriate course of action.
Choose Longwood Dental Group for Root Canal Treatment in Brookline
Longwood Dental Group has been serving patients across Brookline and greater Boston for decades, and our approach to root canal care reflects the same commitment to precision and patient experience that has defined our practice through generations of families. With specialists like Dr. Zachary Kano, whose focus is exclusively on root canal therapy alongside a team of 10 doctors who collaborate on even the most complex cases, we handle what other practices routinely refer out. As we often say internally, what other dentists send away is our everyday.
If you have been putting off treatment because of fear or uncertainty, know that the procedure today looks nothing like what you may have imagined. We welcome you to contact our office to schedule a consultation. Our team is here to walk you through every step and make sure you feel confident and comfortable from start to finish.





