Understanding Periodontitis: Causes, Risks, and Common Myths
- Eugene Gamble
- Sep 9
- 2 min read

Periodontitis is a serious gum infection that can lead to tooth loss and other health complications if left untreated. It’s one of the most common dental issues affecting adults, yet many people don’t fully understand what it is or how it develops. This post will walk you through the basics of periodontitis, its causes and risk factors, and clear up some common misconceptions.
What Is Periodontitis?
Periodontitis is an advanced form of gum disease that begins with gingivitis, the mild inflammation of the gums caused by plaque buildup. If gingivitis isn’t treated, it can progress into periodontitis, where the gums pull away from the teeth and form pockets that become infected. Over time, the body’s immune response and bacterial toxins break down the bone and connective tissue that hold teeth in place.
Without intervention, this can result in loose teeth, receding gums, and even tooth loss.
Causes of Periodontitis
The primary cause of periodontitis is poor oral hygiene. When plaque, a sticky film of bacteria, builds up on teeth and gums, it hardens into tartar. This tartar harbors bacteria that irritate and inflame the gums, leading to infection and tissue damage.
Other contributing factors include:
Smoking or tobacco use
Poor brushing and flossing habits
Hormonal changes (such as during pregnancy or menopause)
Certain illnesses like diabetes or autoimmune diseases
Genetic predisposition
Medications that reduce saliva flow
Risk Factors
Some people are more prone to developing periodontitis due to lifestyle or health conditions. Key risk factors include:
Age: Risk increases with age
Stress: Can weaken the immune system
Poor nutrition: Especially deficiencies in vitamin C
Obesity: Linked to increased inflammation
Teeth grinding or clenching: Can accelerate tissue damage
What Doesn’t Cause Periodontitis
There are plenty of myths about what causes gum disease. Here are a few things that don’t directly cause periodontitis:
Diet alone: While poor nutrition can affect gum health, eating sugary foods doesn’t directly cause periodontitis unless it contributes to plaque buildup.
Braces or dental work: These don’t cause gum disease if proper hygiene is maintained.
Mouthwash use: Not using mouthwash isn’t a direct cause: brushing and flossing are far more critical.
Frequently Asked Questions
Can periodontitis be reversed?
Gingivitis, the early stage of gum disease, can be reversed with proper care. Periodontitis, however, requires professional treatment to manage and prevent further damage.
Is it painful?
Not always. Many people don’t feel pain until the disease is advanced, which is why regular dental checkups are essential.
How is it treated?
Treatment may include deep cleaning (scaling and root planning), antibiotics, and in severe cases, surgery to restore supportive tissues.
Can I prevent it?
Yes. Brushing twice a day, flossing daily, avoiding tobacco, and visiting your dentist regularly are the best ways to prevent periodontitis.
Does it affect overall health?
Absolutely. Periodontitis has been linked to heart disease, diabetes complications, and respiratory issues. Healthy gums contribute to a healthier body.
Final Thoughts
Periodontitis is preventable and manageable, but only if you know what to look for and take action early. If you’re experiencing bleeding gums, persistent bad breath, or loose teeth, don’t wait. Schedule a dental checkup and take control of your oral health.
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