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Something similar happens with high blood sugar levels. Poorly controlled diabetes directly affects the kidneys’ ability to filter properly. Excess glucose damages the small internal filters, causing substances that should remain in the body to be lost through urine.

The most worrying thing is that the early stages of kidney damage are often silent. There is no pain, no clear signs. At most, you might experience fatigue, mild swelling in your feet or ankles, changes in your urine, or a general feeling of malaise that is easily mistaken for stress or lack of sleep.