Should we inspect the contents of the loo before flushing? That’s the suggestion from some scientists, who claim it can provide vital clues to the wellbeing of everything from our gut to our immune system.
We should be checking our poo regularly, they say — and even taking samples to send off for detailed testing as an early warning of health problems, including high blood pressure, diabetes and even depression.
Most of us are familiar with the idea that traces of blood in stools can be a possible sign of bowel cancer.
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