A cavity announces itself. Gum disease does not, which is why people tend to find it late. The early signs are quiet, but they are there if you know what you are looking at.
When people picture a dental problem they picture pain. A cavity that has reached the nerve, a tooth that cracks on something hard. Those problems are loud, and because they are loud they get dealt with quickly.
Gum disease does not work that way. It is slow and it is quiet, and it takes apart the foundation holding your teeth in place without giving you much reason to worry about it. By the time a tooth feels loose or chewing becomes uncomfortable, the condition has usually been running for years and some of the bone loss is permanent.
That is the whole case for knowing the early signs. Caught while it is still inflammation in the soft tissue, gum disease is reversible with treatment that is neither invasive nor expensive. Caught later, the conversation changes.
What to look for at home
Healthy gum tissue is firm, pale pink, and sits tightly around the base of each tooth. That seal is doing a job: it keeps bacteria away from the roots and the bone underneath. When plaque builds up along the gumline, the tissue reacts, and the seal starts to loosen.
Early gum disease, gingivitis, does not usually hurt. So the signs you get are visual and textural rather than painful:
- Bleeding when you brush or floss. Healthy gums do not bleed during normal cleaning. Pink in the sink is the most common first sign, and the easiest one to dismiss.
- Breath that does not clear. Bad breath or an odd taste that mouthwash only fixes for an hour usually means bacteria are sitting somewhere a toothbrush is not reaching.
- Redness and puffiness at the gumline. Tissue that looks dark red, swollen, or rolled at the margins is tissue that is fighting something.
- New sensitivity to hot or cold. As inflamed gums recede they expose root surface, which has no enamel on it and reacts to temperature.
- A change in texture. Healthy gum tissue is firm with a faint stippled surface. Inflamed tissue goes smooth, shiny and soft.
Why bleeding matters more than it looks like it should
The most common mistake I see is treating a bit of blood on the floss as normal, or as a sign of brushing too hard. It is neither.
Plaque that is left along the gumline hardens into tartar, which is rough and porous and cannot be brushed off. It then sits there as a permanent irritant. Your body responds by sending blood to the area, the vessels in the gum tissue engorge, and they become fragile enough that a toothbrush bristle is enough to break them.
The instinct at that point is to back off and floss that area more gently, or stop flossing it. That is exactly backwards. Leaving it alone lets the buildup work its way deeper.
It does not stay in your mouth
Gum tissue is dense with blood vessels. When it is chronically inflamed and ulcerated at a microscopic level, it stops being a barrier and starts being a doorway, and oral bacteria get into the bloodstream.
Research has consistently linked long running periodontal disease to problems well outside the mouth:
- Heart and vascular health. Oral bacteria can attach to existing fatty deposits in blood vessels, which is associated with higher risk of heart disease and stroke.
- Blood sugar control. Chronic inflammation raises insulin resistance, which makes diabetes harder to manage. The relationship runs both ways.
- Respiratory infections. Breathing in bacteria from infected gums over a long period is associated with pneumonia and bronchitis.
Treating gum disease early is not only about keeping your teeth. It is about not carrying a low grade infection around for a decade.
What an assessment actually involves
If any of the above sounds familiar, the next step is a periodontal assessment, which is more boring than it sounds. It is measurement, not treatment.
I use a small probe to measure the gap between each tooth and the gum around it, which is called the pocket depth. In a healthy mouth those pockets run between one and three millimetres. Once the fibres holding the gum to the tooth start breaking down, the pocket deepens, and four millimetres or more tells us the disease is active. We read those numbers alongside digital X-rays showing the bone underneath.
That gives us a baseline. It also gives us something to compare against next time, which is the part that matters: a single set of measurements tells you where you are, but two sets tell you which direction you are going.
Common questions
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