However, warning signs of gum disease include the following:

• Red, swollen or tender gums or other pain in your mouth
• Bleeding while brushing, flossing, or eating hard food
• Gums that are receding or pulling away from the teeth, causing the teeth to look longer than before
• Loose or separating teeth
• Pus between your gums and teeth
• Sores in your mouth
• Persistent bad breath
• A change in the way your teeth fit together when you bite
• A change in the fit of partial dentures

Millions of people don't know they have this serious infection that can lead to tooth loss if not treated.