Medically Reviewed by Bryant Birch, DDS on July 27, 2026
Research has linked gum disease to a higher risk of heart and blood vessel problems, including high blood pressure, which means the health of your mouth may say more about the health of your heart than most people realize.
At Birch Family Dental, we look at your gum health as part of your overall wellness, not just your smile. February is American Heart Month, which makes it a fitting time to look closely at how oral health and cardiovascular health are connected, and what you can do to support both.
How Gum Disease Is Linked to Heart Disease
Your mouth is home to millions of bacteria, most of which are harmless or even beneficial. When plaque builds up along the gumline due to inadequate brushing and flossing, harmful bacteria can multiply and trigger gingivitis, an early stage of gum disease. Left untreated, gingivitis can progress into periodontitis, a more severe infection that damages the gum tissue and bone supporting your teeth.
According to the American Heart Association, mouth germs and gum inflammation can enter the bloodstream, and this has been linked to inflammation elsewhere in the body. That systemic inflammation is a factor researchers associate with cardiovascular problems, including a higher risk of high blood pressure among people with gum disease.
Your Dentist Can Help Screen for Heart Health Risks
Because many people see a dentist more regularly than a primary care physician, dental visits offer an opportunity to catch health concerns early. Our team may check your blood pressure during a routine visit, and if a reading comes back high, we can refer you to your physician for a follow-up. We also look for signs of gum disease and ask about your medical history, since conditions like diabetes and heart disease can affect how we approach your care.
What the Research Says About Oral Health and Cardiovascular Risk
Multiple studies have found that people with poor oral health, including gum disease or tooth loss, tend to have higher rates of cardiovascular problems such as heart attack or stroke. Researchers have proposed a few explanations. One theory holds that oral bacteria travel through the bloodstream and contribute to inflammation and damage in blood vessels elsewhere in the body. Another points to the body’s broader immune response, suggesting that inflammation itself, rather than the bacteria alone, drives much of the vascular damage associated with both conditions.
Researchers have also noted that shared risk factors, such as smoking, poor access to healthcare, or genetics, may explain part of the association between gum disease and heart disease. A large 2018 study found that once smoking status was factored in, the connection between tooth loss and heart disease became much weaker, which suggests the relationship is not fully understood and is still being studied. The honest takeaway from current research is that a link exists, but it has not been proven that gum disease directly causes heart disease. Maintaining good oral hygiene remains a reasonable and worthwhile habit regardless of how the research eventually settles this question.
Heart-Healthy Oral Habits
Since your oral health connects to so much more than your smile, building strong daily habits can support your gums and, in turn, your overall wellness. Consider incorporating the following into your routine:
- Brush and floss daily: Brushing twice a day and flossing once a day removes the plaque and bacteria that contribute to gum disease.
- Keep up with dental checkups: Regular cleanings and exams allow us to catch gum disease early, before it progresses.
- Choose heart-healthy foods: A diet rich in leafy greens, whole grains, and fatty fish supports both your gums and your cardiovascular system, while limiting sugary snacks helps protect your teeth.
- Avoid tobacco: Smoking increases the risk of both gum disease and heart disease, so quitting benefits your mouth and your heart together.
- Manage stress: Chronic stress can affect both oral and cardiovascular health, so activities like exercise or mindfulness can support your whole body.
Other Conditions Linked to Gum Health
The connection between oral health and the rest of the body may not stop at the heart. Some studies have found an association between periodontal disease and rheumatoid arthritis, and researchers have also examined a possible link between certain oral bacteria and other health conditions. As with heart disease, these findings show an association rather than a proven cause, and more research is needed to understand the full picture. What is clear is that keeping your gums healthy is a habit worth maintaining for reasons well beyond your smile.
Prioritizing Your Oral and Heart Health at Birch Family Dental
Dr. Bryant Birch and our team treat your regular cleanings and exams as more than a routine visit. We look for early signs of gum disease, discuss your health history with you, and help you build oral hygiene habits that support your body as a whole.
If it has been a while since your last cleaning, or if you have noticed swollen or bleeding gums, we encourage you to schedule a visit so we can evaluate your gum health. Fill out our contact form to get started, and read more about why your gum health matters as much as your teeth for a fuller look at protecting your smile and your body together.
Frequently Asked Questions About Oral Health and Heart Health
Can a tooth infection spread to the heart?
In rare cases, bacteria from a mouth infection can enter the bloodstream and cause a serious heart infection, particularly in people with certain existing heart conditions. This is uncommon, but it is one reason dentists take oral infections seriously and recommend prompt treatment for abscesses or advanced gum disease.
Is gum disease linked to heart disease?
Studies show that people with gum disease have higher rates of heart and blood vessel problems than people with healthy gums. This is an association rather than proof that gum disease causes heart disease, but researchers agree the connection is worth paying attention to and worth discussing with your dentist and physician.
Why do dentists check blood pressure during a cleaning?
Many people visit the dentist more often than their doctor, so a dental visit is a convenient opportunity to catch a high blood pressure reading early. If we notice an elevated reading, we can refer you to your physician for a follow-up evaluation and diagnosis.
Does treating gum disease help prevent heart attacks or strokes?
Researchers do not yet know whether treating gum disease directly prevents heart attacks or strokes. Treating gum disease can help lower markers of inflammation in the body, which some researchers believe may support heart health, but more research is needed before that connection can be considered proven.
What are the best daily habits to protect both my mouth and my heart?
Brushing twice daily, flossing once a day, eating a diet rich in whole foods, avoiding tobacco, and keeping up with regular dental checkups all support healthy gums. Many of these same habits, including a balanced diet and avoiding tobacco, are also recommended for supporting long-term cardiovascular health.
ABOUT THE AUTHOR
Owner, Birch Family Dental
Dr. Bryant Birch is a Green River, Wyoming native who earned his dental degree from Creighton University in 2006 before joining his father’s practice and later becoming its owner. He is a member of the American Dental Association and the Wyoming Dental Association, and he and his team treat routine cleanings and exams as an opportunity to look at each patient’s health as a whole.
