The cramp, or charley horse, is due to the muscle contracting (shortening and tightening) in a sudden and violent way. These nocturnal leg cramps usually occur in the calf muscle. But foot and leg cramps do happen at night also.Cramps in the thighs are less common. One main reason for the pain is because blood flow to the muscle is restricted.Waste products also build up within the muscle tissue. Dehydration. 2  Not staying hydrated with enough water during the day may be one of the big causes of leg cramps at night. 3  This is most likely due to fluid imbalances of electrolytes (mainly sodium, potassium, calcium, and magnesium).
The majority of mass shootings in the U.S. take place in private. They occur in the home, and the victims are predominantly women and children. The untold story of mass shootings in America is one of domestic violence.
In the United States, people have a greater chance of dying in mass shootings if they're at work or at school. Overseas, these incidents typically happen near military installations. In more than half the American cases, the shooter had more than one firearm.