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It’s quite distasteful. Your last meal is usually to blame if there’s a bad taste lingering in your mouth — but it could also be a sign you’re sick. So if something’s sour — or stale or rotten or just ...

Unusual changes in how food tastes are often overlooked. A bitter aftertaste, metallic sensation, or sudden dullness in flavour might be dismissed as harmless or temporary. Yet these symptoms are ...

Taste involves various neurological functions. When a person notices a metallic taste in the mouth, it can be due to a number of factors, including changes in health, diet, or medication. The tongue ...

If you've noticed an unusual metallic taste in your mouth, it could be related to your health or an intense exercise regime. Dr Michael Mrozinski, a Scottish doctor who boasts over two decades of ...