Canker sores are vexing and common. The reason they occur isn’t clear, but your toothpaste could be a factor. An ingredient often used to make toothpaste foamy, sodium lauryl sulfate (SLS), has been ...

You’ve vetted your supplements, scrutinized your skincare, and probably banished most of the seed oils from your kitchen. But the toothpaste you’re using twice a day, every day, has somehow escaped ...

If you've been periodically rocking canker sores on your inner lips, then it might have to do with the kind of toothpaste you're using. Featured Video Yes, it seems unfair that you, being a ...

Q: I used to have continuous, terrible canker sores. I discovered that my toothpaste was the culprit. Since I brush my teeth daily, it was a never-ending cycle. There is an ingredient (sodium lauryl ...

Q: When I was a kid, I used to get horrible canker sores. My mother treated them with silver nitrate, which hurt like heck. After my braces came off, I took better care of my teeth and brushed more ...

Q: When I was a kid, I used to get horrible canker sores. My mother treated them with silver nitrate, which hurt like heck. After my braces came off, I took better care of my teeth and brushed more ...

Q. When I was a kid, I used to get horrible canker sores. My mother treated them with silver nitrate, which hurt like heck. After my braces came off, I took better care of my teeth and brushed more ...

Canker sores (aka aphthous ulcers) are one of life's little mysteries. Experts estimate that roughly one out of five people put up with these painful mouth lesions. Some suffer more than others: "My ...

Canker sores often seem to pop up out of nowhere and, once you have them, they’re often painfully hard to ignore — especially when you try to eat or even talk. So what, exactly, are canker sores? They ...

Canker sores are bacterial, non-contagious infections that occur on the gums, inner lips, inside the cheeks and sometimes on the tongue. They are usually red and round with a white center. Most canker ...

A canker sore—a painful white ulcer inside the mouth—might be brought on by stress. Or the wrong toothpaste. Or certain foods: tomatoes, peanuts, cinnamon. Or an iron deficiency. Or an allergy. Or a ...