The Importance of Flossing in Preventing Periodontal Disease

by Rana Baroudi

Dr. Baroudi is a Board Certified Periodontist. She has successfully passed the American Board of Periodontology oral and written examinations covering all phases of periodontal disease, its treatment and dental implants. She is also an Associate Clinical Professor of Periodontology at UCSF where she enjoys teaching and lecturing on a bi-monthly basis.

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When it comes to maintaining optimal oral health, brushing your teeth regularly is often the first thing that comes to mind. However, while brushing is essential, it’s only part of the equation. One of the most important yet often overlooked aspects of good oral hygiene is flossing. Flossing plays a crucial role in preventing periodontal disease, a common yet serious condition that affects the gums and the tissues that support your teeth. As a periodontist, Dr. Rana Baroudi emphasizes that flossing, along with regular brushing and professional cleanings, is one of the most effective ways to protect your gums and prevent periodontal disease. In this article, we will explore the importance of flossing in maintaining periodontal health, the risks of neglecting this vital step, and tips for making flossing a regular part of your routine.

What Is Periodontal Disease?

Periodontal disease, also known as gum disease, is an infection of the gums and other structures that support the teeth. It begins with plaque buildup—a sticky film of bacteria that forms on the teeth. If plaque is not removed through brushing and flossing, it can harden into tartar, which can only be removed by a dental professional.

There are two main stages of periodontal disease:

  1. Gingivitis: This is the earliest stage of gum disease and involves inflammation of the gums. Common signs of gingivitis include red, swollen, and bleeding gums, especially when brushing or flossing. At this stage, gum disease is reversible with proper oral hygiene.
  2. Periodontitis: If gingivitis is left untreated, it can progress to periodontitis, a more severe form of gum disease. In this stage, the infection spreads below the gumline, causing deeper tissue and bone damage. Periodontitis can lead to tooth mobility, tooth loss, and other serious health complications if not properly managed.

Flossing plays an integral role in preventing both gingivitis and periodontitis by helping to remove plaque and food particles from between the teeth and along the gumline—areas that are difficult to reach with a toothbrush alone.

How Flossing Helps Prevent Periodontal Disease

1. Removes Plaque Between Teeth

Plaque is the primary cause of gum disease. When plaque is allowed to accumulate along the gumline, it can lead to inflammation, infection, and the eventual destruction of gum tissue and bone. Brushing removes plaque from the surfaces of your teeth, but it’s flossing that helps remove plaque and bacteria from the tight spaces between your teeth and below the gumline, where a toothbrush often can’t reach.

Flossing effectively disrupts the bacterial colonies that form in these spaces, preventing them from hardening into tartar and causing gum disease. Regular flossing keeps the gums healthy and reduces the risk of developing gingivitis, the first stage of periodontal disease.

2. Prevents Gum Inflammation

When plaque and bacteria are not removed from the gumline, they can cause irritation and inflammation of the gums. The body’s immune system responds to the bacterial invasion by sending white blood cells to fight the infection. This inflammatory response results in swollen, red, and bleeding gums—a hallmark sign of gingivitis. Over time, if gingivitis is not addressed, the inflammation can deepen and progress into periodontitis, leading to more severe symptoms such as gum recession and tooth loss.

By flossing regularly, you help prevent the buildup of plaque and bacteria that triggers inflammation, reducing the likelihood of gum disease. Consistent flossing can help keep your gums healthy, firm, and pink, which are key indicators of good periodontal health.

3. Reduces the Risk of Tartar Buildup

Tartar (also called calculus) forms when plaque is left on the teeth for too long. Once plaque hardens into tartar, it can no longer be removed by brushing alone and requires professional cleaning by a dentist or hygienist. Tartar buildup contributes to gum disease by irritating the gums and providing a surface for more plaque and bacteria to cling to.

Flossing is one of the best ways to prevent tartar from forming between your teeth. When done properly, flossing can help keep your teeth and gums free from the bacterial buildup that leads to tartar formation. By reducing plaque accumulation, you reduce the chances of needing frequent professional cleanings or facing more severe periodontal treatments down the line.

4. Helps Prevent Gum Recession and Tooth Loss

Periodontal disease, particularly in its advanced stages, can cause gum recession, where the gum tissue pulls away from the teeth, exposing the tooth roots. This condition not only leads to tooth sensitivity but can also result in the loss of supporting bone structures. If left untreated, gum disease can eventually lead to tooth mobility and even tooth loss.

Regular flossing can help prevent gum recession by maintaining healthy gums and preventing the onset of periodontal disease. Flossing helps to remove plaque and bacteria from below the gumline, preventing infection and reducing the risk of gum recession and tooth loss.

5. Reduces the Risk of Systemic Health Issues

Emerging research has shown that periodontal disease is linked to a variety of systemic health conditions, including heart disease, diabetes, stroke, and respiratory illnesses. The bacteria from infected gums can enter the bloodstream and contribute to inflammation throughout the body, exacerbating these conditions.

By preventing periodontal disease with regular flossing, you’re not only protecting your oral health but also safeguarding your overall health. Keeping your gums free from infection and inflammation can help reduce the risk of developing more serious health problems.

How to Floss Effectively

While flossing is a simple task, it’s important to do it correctly to get the most benefit. Here are some tips to help you floss effectively and improve your oral hygiene routine:

  1. Use Enough Floss: Cut a piece of dental floss that’s about 18 inches long. This allows you to use a clean section of floss for each tooth. Be sure to wrap the floss around your fingers and use a gentle back-and-forth motion to slide the floss between your teeth.
  2. Be Gentle: Flossing too aggressively can damage your gums, causing them to bleed or become irritated. Use a gentle sawing motion to slide the floss between your teeth, being careful not to snap or force the floss.
  3. Don’t Forget the Gumline: When flossing, make sure to curve the floss around the base of each tooth, gently moving it up and down to remove plaque and food particles. Avoid “flossing” only between the teeth—pay attention to the area along the gumline where plaque tends to accumulate.
  4. Floss at Least Once a Day: The American Dental Association (ADA) recommends flossing at least once a day, ideally before bedtime. This helps remove the day’s buildup of plaque and food particles and ensures that your gums have a chance to heal overnight.
  5. Use the Right Type of Floss: Different types of floss are available, including waxed, unwaxed, and dental tape. Choose a type that’s comfortable for you and works well between your teeth. If you have tight spaces, consider using a thinner floss or a floss pick.
  6. Consider Alternatives: If traditional flossing is difficult or uncomfortable, consider using alternatives like interdental brushes, soft picks, or water flossers. These tools can help remove debris between teeth and around the gumline, offering an effective option for those who find flossing challenging.

Other Important Oral Hygiene Habits

While flossing is essential, it should be part of a broader oral hygiene routine that includes:

  • Brushing: Brush your teeth at least twice a day with a fluoride toothpaste. Use a soft-bristled toothbrush and gentle strokes to remove plaque and prevent cavities.
  • Regular Dental Visits: See your dentist for regular check-ups and professional cleanings. Your dentist will monitor your oral health and detect any signs of gum disease early, preventing it from progressing.
  • Healthy Diet: A balanced diet rich in vitamins and minerals, especially vitamin C, helps support gum health. Avoid excessive sugar, as it promotes plaque buildup and can contribute to gum disease.

In Conclusion

Flossing is a simple but essential practice for maintaining periodontal health and preventing gum disease. By removing plaque and bacteria from between the teeth and along the gumline, flossing helps protect your gums from inflammation, infection, and the progression of periodontal disease. Incorporating flossing into your daily oral hygiene routine is one of the most effective ways to maintain healthy gums, prevent tooth loss, and safeguard your overall health. If you have any concerns about your oral hygiene or need guidance on flossing techniques, consult with Dr. Rana Baroudi to ensure that you’re taking the best possible care of your gums and teeth. Remember, a small daily commitment to flossing can have a lasting impact on your oral and systemic health.