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 ...

Medically reviewed by John Carew, MD Key Takeaways Most causes of a sore throat and tongue are minor and can be treated by ...

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 ...

The sudden appearance of a mouth lesion can raise concern, often leading to questions about its cause. While many may dismiss these small sores as harmless, recurring or persistent lesions may be an ...

Add Yahoo as a preferred source to see more of our stories on Google. What starts as a subtle tingle or burning in your mouth can signal something more painful on the horizon: a pesky canker sore. For ...

Infections, injuries, jaw problems, and cancer can all cause mouth pain. The location and type of pain, plus any other symptoms that occur with it, can help with identifying the cause. The pain may ...

Gastrointestinal (GI) symptoms are the hallmark of Crohn’s disease, but this autoimmune condition can affect any part of the digestive system, including the mouth. Oral symptoms might even be the ...

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 ...

Oral cancer is rare in children. Talk with your child’s doctor if you see a sore, lump, or other changes inside your child’s mouth. The vast majority are not cancer. Oral cancer is much less common in ...