The definition of urinary tract is an area that includes ureter, bladder, and urethra. Urinary tract infections are usually caused by E coli bacteria. However, it can also be caused by the bacterium Staphylococcal aureus, bacillus proteus, and Pseudomonas. The infection can spread from the lower urinary tract to the top. It can even spread to the kidneys.

Urinary tract infection symptoms can be like the body temperature is slightly increased, feeling pain mainly at the end of urination, feeling the urge to urinate that can not be resist, pressed pain over the pubic bone. Sometimes there is blood in the urine. 1-2 percent water shortage can cause brain dysfunction such as lack of concentration and the ability to think. Above 2 percent, the body can experience headaches, fatigue, weakness, movement and muscles are disturbed, urinary infections and kidney stones until death.