One of the authors of a report into deaths from Acute Kidney Injury has said hospital staff must be "more vigilant" about ensuring patients are properly hydrated.
Dr Donal O'Donoghue's research suggests as many as 1,000 patients a week are dying in the NHS from avoidable kidney problems.
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Even if you're having a tough day in the office, it's unlikely to be as difficult as the one facing the director of the US Secret Service.
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The US Secret Service chief faces questions from politicians today over the latest in a series of worrying White House security breaches.