Fasting in Ramadan – how important is water? Soon the time has come again. Ramadan is coming. A whole month full of self-discipline, but also enormous joy and spiritual purification for all Muslims. As urologists, we know that in the Ramadan, or soon after, the number of patients with kidney stones is rising sharply. Good for us, but not good for our patients. Where does that come from? Well, our kidneys produ...