Urinary system diseases can hit anywhere from the kidneys to the tip of the penis. Most send the same early warnings—burn, blood, and bathroom dashes—so knowing the pattern helps you act fast. Burning is the universal red flag. It stings at the start of the stream, lingers afterward, and can feel like hot sauce on the pee hole. Blood shows up next. Urine may turn pink, tea-brown, or contain small clots, often without any pain. Urgency and frequency team up. You race to the bathroom every hour, yet only a spoonful comes out each time. Flank or lower-belly pain joins... Learn more