2 Answers

kidneys filter out the poisons from you blood making urine. Diabetes if not controlled clog up your kidneys with too much blood sugar. You will get symptoms of kidney diseae.

Straight from the web and easily found. you can investigate more stuff there. Google at your service :). And the most debilitating (killing) is Diabetes because it affects a whole load of other organs in your body and not only the Kidney. And Diabetes is caused by the imbalance of sugar in your blood. Could be an inheritance from your parents because it is genetic, or by the lack of insulin etc..

How our kidneys work

https://www.kidney.org.au/kidneydisease/howourkidneyswork/.../default.as...

We can live quite well with only one kidney and some people live a healthy life ... For organs so small, your kidneys works hard - they have a number of vital .... In the older person it is more common due to the natural ageing of the kidneys.

Prevent diabetes problems: Keep your kidneys healthy - National ...

Describes kidney function as well as kidney damage as a complication of diabetes. Explains and illustrates how to prevent kidney problems, test for kidney ...