{"id":46698,"date":"2026-07-28T12:39:28","date_gmt":"2026-07-28T17:39:28","guid":{"rendered":"https:\/\/www.aae.org\/patients\/?page_id=46698"},"modified":"2026-07-28T18:49:47","modified_gmt":"2026-07-28T23:49:47","slug":"myths-root-canals","status":"publish","type":"page","link":"https:\/\/www.aae.org\/patients\/root-canal-treatment\/myths-root-canals\/","title":{"rendered":"Myths About Root Canals"},"content":{"rendered":"\r\n<p>The thought of a <a href=\"https:\/\/www.aae.org\/patients\/root-canal-treatment\/what-is-a-root-canal\/\" data-feathr-click-track=\"true\" data-feathr-link-aids=\"636d5f3cb6ec0e11f062f95e\">root canal<\/a> may make you fearful or uneasy if you aren&#8217;t familiar with the procedure. There are common misconceptions that endodontic treatments such as root canals, cause pain and\/or illness and should be avoided at all costs. The exact opposite is true. The pain, inconvenience and cost of avoiding endodontic treatment in favor of tooth extraction or a wait-and-see approach can be easily avoided. The longer you postpone treatment the more you risk the chance to save your tooth. Take the time to read the information on our website to find out what endodontists do to save teeth with minimal time and discomfort. Then address any remaining concerns or questions with your dentist or endodontist.<\/p>\r\n<h2>Pain &amp; Fear<\/h2>\r\n<p>Many fears about root canals are rooted in outdated information and secondhand stories rather than modern clinical experience. Today&#8217;s endodontic treatment uses advanced imaging, precision instruments and highly effective local anesthetics to keep patients comfortable. In most cases, the pain people associate with root canals is actually caused by the infection inside the tooth-not the procedure itself. Treating the infection relieves pain, prevents further complications and helps you keep your natural tooth.<\/p>\r\n<h3>Myths<\/h3>\r\n<p>Myth: Root canals are extremely painful<br \/>Myth: The procedure itself causes most of the pain<br \/>Myth: Recovery after a root canal is long and miserable<br \/>Myth: Root canals are worse than other dental treatments<\/p>\r\n<h3>Facts<\/h3>\r\n<p>Modern root canal treatment is designed to eliminate pain, not cause it. Clinical research and decades of patient experience show that most people report feeling comfortable during the procedure and experience only mild, short-term soreness afterward. Compared to extraction and replacement options, root canal treatment is often more conservative, more cost-effective and less disruptive to your overall oral health.<\/p>\r\n<h3>Related Questions<\/h3>\r\n<h3>Is a root canal painful?<\/h3>\r\n<p><button id=\"fl-accordion--icon-0\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-0\"><i>Expand<\/i><\/button><\/p>\r\n<p>Despite its reputation, a root canal is not a painful procedure-in fact, it&#8217;s designed to relieve pain caused by infection or inflammation inside the tooth. With modern techniques, advanced technology and effective local anesthesia, most patients say the experience feels similar to getting a routine filling. Endodontists are specialists in managing tooth pain, and their goal is to keep you comfortable throughout the procedure while removing the source of your discomfort.<\/p>\r\n<h3>Will I feel pain during or after the root canal?<\/h3>\r\n<p><button id=\"fl-accordion--icon-1\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-1\"><i>Expand<\/i><\/button><\/p>\r\n<p>During the procedure, the tooth and surrounding area are fully numbed, so you should not feel pain-only slight pressure or movement. If you do feel discomfort at any point, your endodontist can adjust anesthesia to ensure you remain comfortable.<\/p>\r\n<p>After the root canal, it&#8217;s normal to experience some mild soreness or sensitivity for a few days as the surrounding tissues heal. This is typically manageable with over-the-counter pain relievers and should gradually improve. Significant or prolonged pain is uncommon, and your dental team will provide guidance on what&#8217;s normal and when to follow up.<\/p>\r\n<h3>What to expect after a root canal?<\/h3>\r\n<p><button id=\"fl-accordion--icon-2\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-2\"><i>Expand<\/i><\/button><\/p>\r\n<p>After your procedure, you can usually return to your normal routine the same day. You may notice mild tenderness, especially when chewing, but this is temporary. Your tooth may feel slightly different at first, and you&#8217;ll be advised to avoid chewing on it until it&#8217;s fully restored.<\/p>\r\n<p>A follow-up appointment is typically needed to place a permanent restoration-often a crown-to protect the tooth and restore full function. With proper care, including good oral hygiene and regular dental visits, a tooth that has had a root canal can last just as long as your natural teeth.<\/p>\r\n<p>If you experience swelling, severe pain or symptoms that worsen instead of improving, you should contact your dental provider-but for most patients, recovery is straightforward and uneventful.<\/p>\r\n<h2>Health, Cancer &amp; Systemic Disease Myths<\/h2>\r\n<p>Misinformation about root canals and systemic disease has circulated online and through social media, often referencing outdated or misinterpreted research. Some claims suggest that root canals cause cancer, autoimmune disease or chronic illness. These claims are not supported by current scientific evidence. In fact, leaving an infected tooth untreated poses a far greater risk to your health than properly performed endodontic treatment.<\/p>\r\n<h3>Myths<\/h3>\r\n<p>Myth: Root canals cause cancer<br \/>Myth: Root canals release toxins into the body<br \/>Myth: Root canals weaken the immune system<br \/>Myth: Root canals cause systemic or chronic illness<br \/>Myth: Removing the tooth is safer for overall health<\/p>\r\n<h3>Facts<\/h3>\r\n<p>The belief that root canals cause systemic disease stems largely from the early 1900s &#8220;focal infection theory,&#8221; which suggested that bacteria trapped in teeth could spread and cause illness elsewhere in the body. This theory was based on flawed research conducted before modern sterilization, imaging and microbiology techniques existed. Contemporary peer-reviewed research has discredited these claims. Modern root canal procedures remove infected tissue, disinfect the canal system and seal the tooth to prevent reinfection-reducing bacterial load rather than increasing it.<\/p>\r\n<h3>Related Questions<\/h3>\r\n<h3>Do root canals cause cancer?<\/h3>\r\n<p><button id=\"fl-accordion--icon-0\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-0\"><i>Expand<\/i><\/button><\/p>\r\n<p>No-there is absolutely no scientific evidence linking root canal treatment to cancer. This misconception comes from outdated research conducted nearly a century ago, long before modern medicine and today&#8217;s sterilization techniques. Today&#8217;s root canal procedures are safe, effective and based on advanced clinical standards. In fact, a root canal removes infection from inside the tooth, helping protect your overall health-not harm it<\/p>\r\n<h3>Are root canals safe?<\/h3>\r\n<p><button id=\"fl-accordion--icon-1\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-1\"><i>Expand<\/i><\/button><\/p>\r\n<p>Yes, root canals are a safe and routine dental procedure performed millions of times each year. Modern techniques, advanced imaging and effective anesthesia make the procedure comfortable and highly predictable. By removing bacteria and infected tissue, a root canal allows you to keep your natural tooth, which is always the best option for your long-term oral health.<\/p>\r\n<h3>What happens if you don&#8217;t get a root canal?<\/h3>\r\n<p><button id=\"fl-accordion--icon-2\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-2\"><i>Expand<\/i><\/button><\/p>\r\n<p>If a tooth infection is left untreated, it will not heal on its own. The infection can worsen, leading to increased pain, swelling and the formation of an abscess. In many cases, delaying treatment can result in tooth loss. A root canal removes the infection and saves your natural tooth-helping you avoid more complex and costly procedures down the road.<\/p>\r\n<h2>Longevity, Failure &amp; Effectiveness Myths<\/h2>\r\n<p>Another common misconception is that root canals are temporary or unreliable. In reality, root canal treatment has a high success rate-often exceeding 90%-and millions of teeth are successfully treated each year. When properly restored and maintained with good oral hygiene, a root canal-treated tooth can function for decades, and often for a lifetime.<\/p>\r\n<h3>Myths<\/h3>\r\n<p>Myth: Root canals don&#8217;t last<br \/>Myth: Root canal-treated teeth eventually fail anyway<br \/>Myth: Root canals weaken teeth over time<br \/>Myth: Repeat problems mean the procedure &#8220;didn&#8217;t work&#8221;<\/p>\r\n<h3>Facts<\/h3>\r\n<p>The long-term success of a root canal depends on several factors, including timely placement of a permanent restoration such as a crown, good oral hygiene, regular dental checkups and avoiding habits that increase fracture risk. While no medical or dental procedure can guarantee lifetime success, root canal treatment is predictable and evidence-based. If a tooth requires retreatment due to new decay, trauma or restoration breakdown, additional endodontic care can often restore the tooth to health.<\/p>\r\n<h3>Related Questions<\/h3>\r\n<h3>Can a root canal fail?<\/h3>\r\n<p><button id=\"fl-accordion--icon-0\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-0\"><i>Expand<\/i><\/button><\/p>\r\n<p>While root canal treatment has a high success rate, it is possible for a treated tooth to not heal as expected or to become reinfected. This can happen months or even years after the procedure. In many cases, a failed root canal can be successfully treated again through retreatment or endodontic surgery to save the tooth.<\/p>\r\n<h3>What causes an endodontically treated tooth to need additional treatment?<\/h3>\r\n<p><button id=\"fl-accordion--icon-1\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-1\"><i>Expand<\/i><\/button><\/p>\r\n<p>A tooth may need additional treatment if new bacteria enter the tooth. This can occur due to a cracked or loose filling, a delayed or failing crown, new decay, or trauma to the tooth. In some cases, complex canal anatomy may have made it difficult to fully clean the tooth during the initial procedure. If problems arise, an endodontist can evaluate the tooth and recommend the best next step to preserve it.<\/p>\r\n<h3>How long does a root canal-treated tooth last?<\/h3>\r\n<p><button id=\"fl-accordion--icon-2\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-2\"><i>Expand<\/i><\/button><\/p>\r\n<p>With proper care, a root canal-treated tooth can last a lifetime. Success rates are very high-over 90%-especially when the tooth is restored promptly with a crown or filling and maintained with good oral hygiene. Regular dental checkups, avoiding excessive force on the tooth, and addressing issues early all play an important role in long-term success.<\/p>\r\n<h3>Do you need a crown after a root canal?<\/h3>\r\n<p><button id=\"fl-accordion--icon-3\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-3\"><i>Expand<\/i><\/button><\/p>\r\n<p>In many cases, yes. Teeth that have had root canal treatment-especially the back teeth such as the molars and premolars-often need a crown to protect them from fracture and restore full function. Front teeth may not always require a crown, depending on how much structure remains. Your dentist or endodontist will recommend the best restoration based on the location and condition of your tooth.<\/p>\r\n<h2>Alternatives &amp; Extraction Myths<\/h2>\r\n<p>Some patients are told that removing a tooth is simpler, safer or more &#8220;natural&#8221; than saving it. While extraction may seem quicker in the short term, it often leads to additional procedures-such as implants, bridges or partial dentures-to restore function and prevent neighboring teeth from shifting. Preserving your natural tooth helps maintain proper bite alignment, jawbone health and normal chewing function.<\/p>\r\n<h3>Myths<\/h3>\r\n<p>Myth: It&#8217;s better to pull the tooth than save it<br \/>Myth: Extraction is simpler and safer than a root canal<br \/>Myth: Dental implants are always a better solution<br \/>Myth: Not all teeth can or should be saved<\/p>\r\n<h3>Facts<\/h3>\r\n<p>Whenever possible, saving your natural tooth with root canal treatment is the preferred option. Natural teeth are uniquely designed to function in harmony with surrounding structures. Although dental implants are a reliable solution when a tooth cannot be saved, they require surgery, healing time, additional cost, and more appointments. Root canal treatment is typically less invasive and allows you to maintain your natural smile.<\/p>\r\n<h3>Related Questions<\/h3>\r\n<h3>Is it better to have a root canal or extraction?<\/h3>\r\n<p><button id=\"fl-accordion--icon-0\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-0\"><i>Expand<\/i><\/button><\/p>\r\n<p>Whenever possible, it&#8217;s best to save your natural tooth with a root canal. Keeping your natural tooth helps maintain normal chewing, preserves surrounding bone and prevents nearby teeth from shifting. Extraction often requires additional procedures-such as implants or bridges-to restore function, which can be more costly and time-consuming. A root canal allows you to relieve pain and keep your natural smile intact.<\/p>\r\n<h3>Can all teeth be saved with a root canal?<\/h3>\r\n<p><button id=\"fl-accordion--icon-1\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-1\"><i>Expand<\/i><\/button><\/p>\r\n<p>Most teeth can be successfully treated with a root canal, but not all. In some cases, a tooth may not be savable due to severe damage, extensive decay, fractures below the gumline or insufficient bone support. However, advances in endodontic technology and techniques have made it possible to save many teeth that might have been extracted in the past. An endodontist can evaluate your specific situation and recommend the best option to preserve your natural tooth whenever possible.<\/p>\r\n<h2>Holistic &amp; &#8220;Biologic&#8221; Dentistry Myths<\/h2>\r\n<p>Certain &#8220;holistic,&#8221; &#8220;biologic&#8221; or &#8220;toxin-free&#8221; dental philosophies claim that root canals trap bacteria, release toxins or disrupt the body&#8217;s &#8220;energy balance.&#8221; Others promote alternatives such as ozone therapy as replacements for root canal treatment. These claims are not supported by high-quality scientific evidence. While ozone may have disinfecting properties in limited dental applications, it has not been shown to replace the thorough cleaning, shaping and sealing achieved during root canal treatment for infected pulp tissue.<\/p>\r\n<h3>Myths<\/h3>\r\n<p>Myth: Holistic or biologic dentistry offers safer alternatives<br \/>Myth: Ozone therapy can replace root canals<br \/>Myth: Root canals disrupt energy balance or cause toxicity<\/p>\r\n<h3>Facts<\/h3>\r\n<p>Modern endodontic treatment is performed using strict sterilization protocols, biocompatible materials and advanced technologies designed to eliminate infection and preserve healthy tooth structure. There is no credible scientific evidence that root canals create systemic toxicity or disrupt energy pathways in the body. Claims that ozone therapy alone can cure deep pulp infection overlook the complex anatomy of the root canal system, which requires mechanical cleaning and sealing to prevent reinfection. Patients should seek information from licensed dental professionals and peer-reviewed research when evaluating treatment options.<\/p>\r\n<h3>Related Questions<\/h3>\r\n<h3>Are root canals safe for long-term health?<\/h3>\r\n<p><button id=\"fl-accordion--icon-0\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-0\"><i>Expand<\/i><\/button><\/p>\r\n<p>Yes. Root canal treatment is a safe, effective, and well-studied procedure that has helped millions of people preserve their natural teeth for decades. During treatment, an endodontist carefully removes infected or inflamed tissue from inside the tooth, thoroughly cleans and disinfects the root canal system, and seals the space to help prevent future infection.<\/p>\r\n<p>Scientific evidence consistently shows that root canal treatment is a safe way to eliminate dental infection while allowing you to keep your natural tooth. In fact, removing the source of infection can improve your oral health and help prevent the infection from spreading to surrounding tissues. Emerging research actually shows whole-body benefits to receiving root canal treatment.<\/p>\r\n<p>When performed properly and followed by a permanent restoration, such as a crown when needed, a root canal-treated tooth can function normally for many years-and often for a lifetime.<\/p>\r\n<h3>Can root canals cause systemic disease?<\/h3>\r\n<p><button id=\"fl-accordion--icon-1\" type=\"button\" aria-expanded=\"false\" aria-controls=\"fl-accordion--panel-1\"><i>Expand<\/i><\/button><\/p>\r\n<p>No. There is no credible scientific evidence that root canal treatment causes cancer, heart disease, arthritis, autoimmune disorders, or other systemic diseases.<\/p>\r\n<p>This misconception stems from poorly designed research conducted nearly a century ago that has since been thoroughly discredited. Modern root canal treatment is based on decades of scientific advances in infection control, sterilization, imaging, and clinical techniques. Numerous high-quality studies have found no link between root canal treatment and systemic disease.<\/p>\r\n<p>In fact, untreated dental infections pose a far greater risk to your health than a properly treated tooth. Left untreated, an infected tooth can cause significant pain, damage the surrounding bone and tissues.<\/p>\r\n<p>If you&#8217;re concerned about the health of a tooth or have questions about root canal treatment, an endodontist can explain your options and help you make an informed decision. Whenever possible, preserving your natural tooth is the healthiest choice for your smile, your bite, and your overall quality of life.<\/p>\r\n<h3>Content Review &amp; Medical Accuracy<\/h3>\r\n<p>The information on this page is reviewed by members of the <a href=\"https:\/\/www.aae.org\/specialty\/\">American Association of Endodontists<\/a> who are board-certified endodontists from the <a href=\"https:\/\/www.aae.org\/board\/\">American Board of Endodontics<\/a> and updated regularly to reflect current clinical standards and research.<br \/>This information is for educational purposes and is not a substitute for professional advice. For specific questions about your needs, please contact an AAE Endodontist through the <a href=\"https:\/\/www.aae.org\/patients\/findmyendodontist\/\">Find My Endodontist Directory<\/a>.<\/p>\r\n<p><strong>For even more information on root canals, <a href=\"https:\/\/www.aae.org\/patients\/root-canal-treatment\/root-canal-explained\/\" rel=\"noopener\">click to visit our Root Canals Explained page<\/a> that offers a step-by-step explanation of the procedure, benefits and more.<\/strong><a href=\"https:\/\/www.aae.org\/patients\/root-canal-treatment\/root-canal-explained\/\" rel=\"noopener\">Root Canals Explained<\/a><\/p>\r\n<h2>Recommended Patient Education Videos<\/h2>\r\n<p><iframe title=\"Root Canal Safety\" src=\"https:\/\/player.vimeo.com\/video\/1060173828?h=e02211a166&amp;badge=0&amp;autopause=0&amp;player_id=0&amp;app_id=58479\" frameborder=\"0\"><\/iframe><\/p>\r\n<h4>Root Canal Safety<\/h4>\r\n<p>Concerned about the safety of root canal treatment? Watch this informative video to learn how endodontists perform millions of root canal treatments every year, safely, effectively and comfortably.<\/p>\r\n<p><iframe title=\"Get Up to Speed on Today's Root Canal\" src=\"https:\/\/player.vimeo.com\/video\/1060173865?h=3fdafe2154&amp;badge=0&amp;autopause=0&amp;player_id=0&amp;app_id=58479\" frameborder=\"0\"><\/iframe><\/p>\r\n<h4>GET UP TO SPEED ON TODAY&#8217;S ROOT CANAL<\/h4>\r\n<p>Keeping up with the latest trends in endodontics is quite a workout! Endodontists use advanced technology to reinvent modern root canal treatment.<\/p>\r\n<p><a href=\"https:\/\/www.aae.org\/patients\/findmyendodontist\/\" target=\"_self\"> Find My Endodontist <\/a> <a href=\"https:\/\/www.aae.org\/patients\/root-canal-treatment\/saving-natural-tooth\/\" target=\"_self\"> Saving Your Natural Teeth <\/a><\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>The thought of a root canal may make you fearful or uneasy if you aren&#8217;t familiar with the procedure. There are common misconceptions that endodontic treatments such as root canals, cause pain and\/or illness and should be avoided at all costs. The exact opposite is true. The pain, inconvenience and cost of avoiding endodontic treatment&hellip;<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":36,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"tpl-sidebar.php","meta":{"_acf_changed":false,"content-type":"","_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"class_list":["post-46698","page","type-page","status-publish","hentry","no-featured-image"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Root Canal Myths vs. Facts | AAE Endodontist Guide<\/title>\n<meta name=\"description\" content=\"Root canals don&#039;t cause cancer, pain, or illness. 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