Kingdom of Hadhramaut (violet) in the 3rd century CE during the Sabaean-Himyarite war, it was eventually annexed by the Himyarite Kingdom.
Location of the Heart. Heart is located safely inside the chest cavity which looks like a cage bound by the ribs and breast bone (sternum). The chest cavity is also called as thoracic cavity and it lies between neck and abdomen.
Many conditions can cause pain below the sternum. Many conditions can cause pain below the sternum. According to the American College of Gastroenterology, or ACG, abdominal pain can occur throughout the abdomen or in one specific abdominal location or quadrant. Some types of abdominal pain manifest in the upper middle part of the abdomen, below the sternum or breastbone. Pain in the upper middle abdomen may be mild, moderate or severe, depending on the cause of the pain and the tissues involved.