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 ...

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 ...

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 ...

Roll your tongue around your mouth, and you might feel a sting from a new tender spot. A tiny, unwelcome crater of pain, a red circle of fire tucked against your cheek. It feels worse with every ...

Q: What causes canker sores? Why would I have a sudden outbreak of them in my mouth? A: There are several theories about what leads to canker sores, those painful ulcers that form inside the mouth, on ...

A woman's overall intake of dietary antioxidants, including vitamin C, may play a role in causing recurring aphthous stomatitis (RAS), which is better known as canker sores, according to a study ...

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 ...

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Q: I was having a serious bout of canker sores, with two deep ones on my tongue and several new ones. I could hardly eat. I read the suggestions in your "Home and Herbal Remedies" book, but I had none ...

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 ...

Benign tumors of the oral cavity are atypical formations of noncancerous cells that grow in the mouth. They can look like sores or lumps, and they typically develop slowly. Benign oral tumors are ...