Canker Sore or Oral Cancer? Signs, Symptoms & When to Get Checked
A canker sore is usually painful, small, and short-lived. It tends to heal within one to two weeks. Oral cancer may also begin as a sore or ulcer, but it often behaves differently. It may not heal. It may feel firm. It may bleed, change color, appear as a red or white patch, or show […]
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