Gingivitis is inflammation of the gums, most often caused by a buildup of bacterial plaque along the gumline. It is the earliest form of gum disease, causing redness, swelling, and bleeding during brushing or flossing.
Gingivitis causes inflammation of the gums without the progressive loss of tooth-supporting tissue that characterizes periodontitis. It can also occur around teeth that have previously lost supporting tissue. With professional dental care and effective daily oral hygiene, the inflammation can be reversed.
What Is Gingivitis
Gingivitis is an inflammatory condition affecting the gingiva, the soft gum tissue surrounding the teeth. It develops when bacteria accumulate around the gumline and trigger the body's inflammatory response.
Healthy gums are generally firm and fit closely around the teeth. When gingivitis develops, they may become swollen, tender, or more likely to bleed.
The important distinction is that gingivitis affects the gums without causing the attachment and bone loss associated with periodontitis. Early detection allows gingivitis to be treated while the inflammation remains reversible.
What Causes Gingivitis
The most common cause of gingivitis is the accumulation of dental biofilm (plaque), a sticky layer containing bacteria that continuously forms on the teeth.
When plaque remains along the gumline, the body's immune response causes inflammation. Plaque that is not removed can also harden into calculus (tartar), which cannot be removed by brushing or flossing alone.
Several factors can increase susceptibility to gingivitis or make plaque removal more difficult.
Inadequate Plaque Removal
Plaque can accumulate when brushing does not adequately clean the gumline or when the spaces between teeth are not cleaned regularly. Areas that are difficult to reach may remain inflamed even when the visible tooth surfaces appear clean.
Hormonal Changes
Hormonal changes during puberty and pregnancy can increase the gums' inflammatory response to plaque. This may make gum swelling and bleeding more noticeable, even without a substantial change in daily brushing habits.
Smoking and Tobacco Use
Smoking affects the health of gum tissue and can reduce visible bleeding, making inflammation harder to recognize. People who smoke may therefore have gum problems without noticing the usual warning signs.
Medical Conditions and Medications
Conditions such as diabetes can influence gum health, particularly when blood sugar is poorly controlled. Certain medications can also contribute to gum changes, including enlargement of the gum tissue that makes cleaning more difficult.
These factors do not replace plaque as the principal cause of plaque-induced gingivitis, but they can affect how the gums respond and how the condition is managed.
What Are the Symptoms of Gingivitis
Gingivitis may develop without significant pain. For many people, bleeding during brushing or flossing is the first noticeable sign.
Inflamed gums may look redder than normal, appear puffy around the teeth, or feel tender when touched. Bleeding may occur during brushing, interdental cleaning, or eating firm foods.
Persistent bad breath can also accompany plaque accumulation and gum inflammation, although it has several possible causes.
The absence of pain does not necessarily mean the gums are healthy. Gingivitis can remain unnoticed until the gums are examined during a dental appointment.
How Is Gingivitis Diagnosed
Gingivitis is diagnosed through a clinical examination of the gums, including assessment of inflammation and bleeding on gentle probing. The dentist also checks periodontal measurements for signs of attachment loss.
Dental X-rays may be taken when needed to assess the supporting bone and investigate possible periodontitis.
Distinguishing gingivitis from periodontitis helps determine whether plaque control and professional cleaning are sufficient or whether additional periodontal treatment is necessary.
Why Should Gingivitis Not Be Left Untreated
Gingivitis is reversible, but the inflammation can persist when the underlying plaque buildup is not addressed.
Persistent gingivitis indicates ongoing gum inflammation. Although gingivitis can precede periodontitis in susceptible individuals, not everyone with gingivitis develops periodontitis.
Treating gingivitis early helps restore healthy gum tissue and reduces the likelihood of persistent inflammation. It also allows dental professionals to identify any contributing factors that require additional attention.
How Is Gingivitis Treated
Gingivitis treatment focuses on removing plaque and tartar, reducing inflammation, and improving daily cleaning around the gumline.
Professional Dental Cleaning
Treatment begins with personalized oral hygiene guidance and an assessment of plaque and tartar deposits. Professional cleaning removes deposits where necessary, allowing effective daily plaque control and supporting the resolution of inflammation.
At Drs. Nicolas & Asp Centers, professional dental hygiene and Guided Biofilm Therapy or GBT appointments support plaque removal and ongoing gum health.
Improved Daily Oral Hygiene
Effective plaque removal at home is essential for reversing gingivitis and preventing its recurrence.
Brushing twice daily with fluoride toothpaste and cleaning between the teeth every day help prevent plaque from remaining along the gumline. A dental professional can demonstrate the appropriate use of floss or interdental brushes based on the spaces between the teeth.
For further guidance, see our complete daily oral hygiene guide.
Additional Gum Care
If inflammation persists despite professional cleaning and improved home care, further assessment may be necessary.
A Specialist Periodontist can evaluate factors contributing to persistent inflammation and determine whether an underlying periodontal condition requires additional treatment.
Antimicrobial mouthrinses may be recommended in selected cases as an addition to brushing and interdental cleaning. They do not replace mechanical plaque removal.
Can Gingivitis Be Prevented
Gingivitis can often be prevented through consistent plaque control and regular professional dental care.
Brushing thoroughly along the gumline twice daily and cleaning between the teeth every day help limit plaque accumulation. Professional dental appointments allow hardened deposits to be removed and early inflammation to be identified.
People with additional risk factors, such as diabetes, smoking, or pregnancy-related gum changes, may benefit from individualized preventive advice.
Because gingivitis can develop without discomfort, healthy-looking teeth alone are not a reliable indication of healthy gums. Regular dental examinations remain important.
Frequently Asked Questions
Gingivitis can improve when the plaque causing inflammation is effectively removed. However, tartar cannot be removed at home, and persistent inflammation may require professional cleaning. A dental examination can establish whether the condition is gingivitis or a more advanced periodontal problem.
Yes. Gingivitis is reversible because it does not involve the supporting bone and attachment loss characteristic of periodontitis. Professional plaque removal and effective daily oral hygiene can allow the gums to return to health.
Yes. Gingivitis does not always cause noticeable bleeding, particularly when inflammation is mild or smoking masks some of the usual signs. A dental examination can identify inflammation that may not be obvious at home.
Yes. Gingivitis can affect children and teenagers, particularly when plaque accumulates around the gumline. Hormonal changes during puberty can also increase the gums' response to plaque. A Specialist Pediatric Dentist can assess a child's gum health and recommend appropriate care.
Gingivitis itself is not considered a contagious disease. Although oral bacteria can be exchanged through saliva, developing gingivitis depends on plaque accumulation and the individual's inflammatory response. Effective oral hygiene remains the principal way to control plaque-induced gingivitis.
Yes. Drs. Nicolas & Asp Centers provides dental hygiene and periodontal care for patients with gingivitis. Our dental hygienists perform professional cleanings, while our Specialist Periodontists assess cases requiring additional periodontal evaluation or treatment.
A general dentist can assess gum inflammation and determine whether professional hygiene care is appropriate. For persistent, complex, or more advanced periodontal concerns, a Specialist Periodontist can provide further assessment. Our reception team can assist with arranging the appropriate appointment.
Coverage depends on your insurance policy and the treatment required. At Drs. Nicolas & Asp Centers, we offer direct billing for approved services under participating insurance plans and assist with pre-approvals and paperwork. Call us at 04 394 7777 and we will be more than happy to check your coverage for you. For more information, visit our Insurance & Payment Options page.
- Chapple, Iain L.C., et al. "Periodontal Health and Gingival Diseases and Conditions on an Intact and a Reduced Periodontium: Consensus Report of Workgroup 1 of the 2017 World Workshop on the Classification of Periodontal and Peri-Implant Diseases and Conditions." Journal of Clinical Periodontology, vol. 45, suppl. 20, 2018, pp. S68–S77. doi.org
- American Academy of Periodontology. "Gum Disease Information." American Academy of Periodontology. perio.org
- American Dental Association. "Dental Floss/Interdental Cleaners." American Dental Association. ada.org
- American Dental Association. "Mouthrinse (Mouthwash)." American Dental Association. ada.org
- American Academy of Pediatric Dentistry. "Periodontal Conditions in Pediatric Dental Patients." The Reference Manual of Pediatric Dentistry, 2024, pp. 505–522. aapd.org
- National Health Service. "Gum Disease." NHS. nhs.uk
