Urinary incontinence and, less commonly, fecal incontinence, plague some new mothers shortly after giving birth. The inadvertent passage of urine, especially when laughing, coughing or straining, usually is caused by the stretching of the base of the bladder during pregnancy and delivery.
Best Answer: The focus of an earthquake is the point beneath Earth's surface where rock breaks under stress and the plates shift and that is what causes the earthquake. An earthquake is when the surface of the earth is shaking because of rapid movement of the rocky outer layer of the earth.
The Alaska Earthquake Center is dedicated to reducing the impacts of earthquakes, tsunamis and volcanic eruptions in Alaska. We provide definitive earthquake information to the public, emergency managers, scientists and engineers.