Mouth ulcers (mouth sores) are painful, round ulcers that develop on the linings of the cheeks and lips, the tongue or the gums. They’re sensitive to the touch and often cause a sharp, stinging pain. These are, usually, white, yellow, red or even grey in colour. Mouth ulcers, also known as oral ulcers, aphthous ulcers, or canker […]
Mouth Ulcers Causes & Treatment.
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