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Why gums bleed

Short answer

Bleeding gums usually mean gum inflammation (gingivitis) from plaque and tartar. It is reversible with good cleaning.

Simple explanation

Untreated gingivitis can become periodontitis, which affects the bone around the teeth and can lead to loose teeth. Smoking, diabetes, and pregnancy can make it worse.

When this usually matters

Catching it early can prevent tooth loss.

When to seek dental help

Bleeding for more than a week, loose teeth, or bad breath deserve a visit.

Questions to ask your dentist

  • Do I need scaling?
  • Is this gingivitis or periodontitis?
  • How should I brush and floss?

This is simple educational information. It is not a diagnosis and does not replace a dental examination. Your dentist may recommend something different depending on your mouth, X-rays, pain, infection, gums, bone, medical history, and clinical judgment.