National Kidney Foundation reports this as an early red flag in prediabetes patients. Maria, 48, ignored her ankle swelling until her doctor spotted protein leaks. Simple diuretics changed her game. Wondering if that’s salt or something sinister? Keep going—these clues connect.
3. Changes in Urination: Too Much or Too Little
That midnight trip to the bathroom—three times a night—or days with barely a trickle? Damaged kidneys disrupt fluid balance, causing frequent peeing at night (nocturia) or reduced output. Mayo Clinic notes foamy urine from protein as a silent leak. John,
