The desert weather in the winter although might not have snow it becomes so much colder than at yours since it is being open to the cold dry or humid winds that could break the bones of any human or animal if not well covered with wool and protected by some thing from direct blows... heat is there during sunrise and sunset but after that it is too much to bear. (religion.blogs.cnn.com)
It can be caused by direct blows to the head, dropping or throwing a child, or shaking a child. (kidshealth.org)
Lawrence strikes wildly in many directions in his interpretation, and scores a few direct blows, but is finally either unable or unwilling to distinguish between Dostoevsky's silent weakling and the Christ of the New Testament. (religion-online.org)