Urinary Tract Infection. This is a bacterial infection that affects the urinary tract (the organ that stores and releases urine). Urinary track infection occurs when germs, usually bacteria, enter the urethra and then the bladder. The infection can eventually spread to the kidney. Symptoms include cloudy or bloody urine, a strong need to urinate and a low fever.Healthy urine colours. Dr Michael Robinette, a urogloist at Toronto General Hospital, says there are several ways to determine a healthy urine colour. "Healthy urine is a pale yellow. If your urine is white, you’re drinking too many fluids. However, if your urine is too dark, your urine is concentrated and you should be drinking more fluids,” he says.Kidney failure. This is a medical condition when your kidneys fail to filter toxins and waste items from the blood. Kidney failures can occur from existing infections, burns or diseases. In most cases, causes differ depending on the individual. Symptoms include bruises, bloody stool and changes in mental mood.Interstitial cystitis. It is a painful condition that causes inflammation of the bladder’s walls. Experts say it can be caused by bacterial infection. Symptoms include painful pelvis. In some cases, urinating more than 60 times a day.Huffingtonpost.ca