Cloudy urine is most often a physiological phenomenon, such as concentrated urine and high solute content in urine when you drink less water, so cloudy urine can occur. The urine is also cloudy when you exercise too much or eat a lot of meat or vegetables, which leads to excess metabolism of oxalate and phosphate in the urine, so there are crystals of these salts, and these crystals make the urine a little cloudy. If the urine is a little cloudy is a pathological condition, the most common is the occurrence of urinary tract infections, such as pyelonephritis, cystitis, urethritis, etc. There will be pus and bacterial urine, so the urine will be a little cloudy. Then there are fatty lesions of the kidneys, hyperlipidemia, and diabetes that occur with fatty urine, and the urine will also be a little cloudy. Kidney damage caused by nephritis or various diseases, proteinuria in the urine, the urine will also be a little cloudy. If you have cloudy urine, make sure to have a routine urine test as soon as possible to confirm the cause of the cloudiness.