Cystitis is an infection or irritation of the bladder lining. It comes on fast and makes the simple act of peeing feel like a fire drill. Burning is the headline. The moment urine touches the opening it stings, and the sting lingers for a few seconds after the stream stops. Urgency doubles. You sprint to the bathroom every twenty minutes, but only a few spoonfuls come out, leaving you feeling cheated. Cramping sits low. A dull ache hangs just above the pubic bone and eases right after you empty, then creeps back as the bladder fills again. Cloud or color... Learn more