upon him. Some medical authorities who have studied the symptoms described by the Arab chroniclers have concluded that he was suffering from malarial fever. Others have seen indications of typhoid. But there can be no doubt his strength was being sapped and his efficiency sorely interfered with. At times the position of the army had to be determined not by military tactics but by the health of its commander. He gave in to this only when its condition became so desperate that any other course would have meant death, but give in he had to repeatedly. With the contest becoming ever more serious, the inability of Saladin to count upon his former physical resistance became a tremendous handicap.