Article: Looking out for the invaders The immune system is designed to fight infection, but it can be confused by drugs and supplements. By Roger Dobson

Doctors were baffled by the woman's condition. Her eyesight was failing, several vital organs were on the point of giving up, and she was lethargic and depressed. But there was no obvious reason for her plight.

It was only when an ophthalmologist examined her eyes in detail that the answer was found. The tiny grains of iron discovered in the cornea were a vital clue to her problem - too much iron. She had been taking large supplements of iron because she was unwell and because her iron count had been down, but neither she nor her doctor had realised what effect the extra intake was having.

By taking it she had been unknowingly overriding her own immune system, which had been trying to reduce ...

Related newspaper, magazine, and journal articles:

 
 
Newsweek Harper's Magazine The Washington Post Chicago Tribune Crain's Chicago Business PRNewswire Pediatric News The Nation Advertising Age The Economist (US) A FREE trial gives you access to over 80 million articles! Access over 6,500 publications with a FREE trial!