1. Blood in the urine

When you pee and blood comes out it with; you are in a lot of trouble. It is medically called hematuria, blood in urine is the most common and obvious system of kidney cancer. According to doctors, more than 50% of kidney cancer patients suffer from blood in the urine. The amount of blood can vary on days. Its quantity and color can also be dissimilar on different days. But you can easily detect even a drop of blood in your urine since it enough to cause discoloration.

Blood in the urine can also be caused by any kidney infection but it is ALWAYS serious. So if you detect even a hint of blood in your penis, run! Run to the doctor now!