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Your Tongue: A Health Mirror You Can't Ignore
15 Nov
Summary
- Dentists examine tongues for health indicators like infections or vitamin deficiencies.
- A smooth tongue can suggest low iron or vitamin B12 levels.
- Persistent tongue issues like ulcers or patches need professional dental evaluation.
Dentists regularly examine the tongue during check-ups, as it can reveal a surprising amount about a person's overall health, including infections or deficiencies.
While most tongue changes are harmless and resolve independently, new or persistent issues like ulcers, unexplained lumps, or red and white patches that last over three weeks should be evaluated by a dental professional.
A smooth tongue, lacking its usual small bumps, has been linked to iron and vitamin B12 deficiencies. Conversely, a white coating might suggest a dry mouth or oral thrush, while a black, brown, or 'hairy' appearance is usually harmless, often caused by staining from habits like smoking or drinking coffee.
Geographic tongue presents as harmless, map-like red patches with pale borders, and can sometimes cause sensitivity to certain foods. A sore, red, or unnaturally smooth tongue could signal a deficiency in iron, B12, or folate, with potential for irreversible issues if left untreated.
Additionally, a 'strawberry tongue'—red and bumpy after a white coating peels—can be indicative of scarlet fever, a bacterial infection requiring prompt medical attention with antibiotics.
It is advisable to consult a dentist or GP for any mouth ulcers lasting over three weeks, or for persistent red/white patches, lumps, or pain. In cases of sudden swelling of the lips, mouth, throat, or tongue, immediate emergency medical attention is crucial.
