A salt rinse can help a canker sore, ease the pain, and boost healing, along with other home remedies. If it doesn't help, you may need a prescription.

Mouth ulcers, which include canker sores, are small sores that develop within the mouth. There are no definite causes of mouth ulcers, but some injuries, allergies, or sensitivities may trigger them.

When it comes to choosing the best essential oil for cold sores, there are a few things to consider. Here are some factors to keep in mind: ...

There are claims that mouthwash raises blood pressure, increases cancer risk, and disrupts your oral microbiome. Experts discuss whether it's really bad for your health.

We tested more than 60 oral hygiene products, from toothbrushes and toothpastes to tongue scrapers and mouthwashes. These 11 ...

Cold sores are common, and they can sometimes appear under the nose. Learn about the symptoms, causes, treatment, and prevention of cold sores under the nose.

Here’s what you need to know about growing aloe vera where you are so that you can have it at your fingertips all the time.

Mouth sores and gum problems can flare along with other Crohn’s disease symptoms. Learn how to manage these complications and why they happen.

Cold sores and angular cheilitis can look somewhat similar, but they’re two different conditions. Learn more.

Best mouthwash – CDA-verified The mouthwash options below have been verified by the CDA to protect against a range of oral health issues including the formation of cavities, plaque and gingivitis, ...