On World Kidney Day, doctors say urine can reveal early kidney warning signs. Healthy urine is pale yellow, but dark, red, ...

Normal urine typically appears pale yellow to light amber, but liver problems can dramatically alter this familiar color pattern. When the liver struggles to function properly, waste products that ...

Researchers at McGill University have improved the efficiency of a method for converting human urine into clean energy. The method employs microbial fuel cells (MFCs), which use bacteria to turn ...

A urine protein test measures the amount of protein in a urine sample. A doctor may suggest this test to help evaluate and monitor kidney function and potentially detect kidney damage. The kidneys ...