Ten Symptoms Not To Ignore

"Ignore it and it'll go away."

That's a pretty common reaction to unexplained symptoms like an ache or a pain, or perhaps a bout of nausea or indigestion. "I'll just see if it lasts – if it goes away it can't have been too serious, can it?"

And that approach can be quite sensible – doctors often take this approach with patients too. (They give this approach a scientific name – such as 'observation' or 'watchful waiting'.)

And many symptoms do seem to disappear as mysteriously as they arose – with no treatment.

On the other hand, some symptoms are warnings of serious underlying disease and we absolutely must do something about them – urgently. But how do we know what's serious and what…