For diabetics, preventing renal failure is hard work but essential

Diabetes has cost Robert Heard dearly. His left leg was amputated below the knee two years ago. Kidney failure - with its special diets, thrice-weekly dialysis, and ever-present threats of infection - is worse.

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<p><a href="http://www.physorg.com/news146832435.html">For diabetics, preventing renal failure is hard work but essential</a></p> <p>Diabetes has cost Robert Heard dearly. His left leg was amputated below the knee two years ago. Kidney failure - with its special diets, thrice-weekly dialysis, and ever-present threats of infection - is worse.</p>