Many people experience small ulcers on their gums. What can you do about canker sores?
- Posted on July 8, 2025
- By Detroit Free Press
- 2 Views

Many people experience small ulcers on their gums. What can you do about canker sores?

Canker sores are painful ulcers that occur in the mouth, including on gums. Here's a look at how to deal with them.