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 ...

Those tiny white spots inside your mouth might be small in size, but they deliver pain far beyond their dimensions. Canker sores affect nearly everyone at some point, making simple pleasures like ...

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 ...

Mouth ulcers, or canker sores, are common but painful. Triggers include minor injuries, food sensitivities, nutrient deficiencies, hormonal shifts, an ...

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 ...

As mouth ulcers heal, their whitish color will fade, and any surrounding redness will start to go away. You’ll also feel less pain and burning. This could happen over 1–4 weeks. Mouth ulcers are sores ...

DEAR MAYO CLINIC: My husband suffers from canker sores. He seems to get a new one almost every week, and at different places in his mouth. These sores are very painful. We’ve tried everything to get ...

When the roof of your mouth hurts, it's easy to assume you might have scraped or burned it while eating. But it turns out there are other culprits unrelated to a minor oral injury. Whatever the cause, ...