Add Yahoo as a preferred source to see more of our stories on Google. Canker sores can be caused by acidic or spicy food, braces, or vitamin deficiencies. Alona Siniehina/Getty Images Canker sores are ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. What causes canker sores and how can you get rid of them? Experts weigh in. (Photo: Getty Images) (Getty Images/iStockphoto) ...

Canker sores, though often overlooked, are a common oral health issue that can cause considerable discomfort. These small, painful ulcers typically form inside the mouth and can interfere with daily ...

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 ...

Cold sores occur on the outside of the mouth and are caused by the herpes simplex virus. Canker sores are blisters inside the mouth that can occur due to injury, nutritional deficiencies, and ...

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 ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Dear Dr. Donohue — Since I turned 21, I have been battling canker sores. Every year — I am now 26 — I get at least four outbreaks ...

Canker sores are small, painful reddish lesions in the mouth that have a white or yellow center. Some causes of canker sores are spicy/acidic foods, vitamin deficiencies, braces, and stress. Most ...

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 ...