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.
Causes of Sternum Pain. Although the most common symptom of angina or heart attack is also chest pain, it is markedly different from pain behind the sternum. A physician can easily differentiate other sternum pain causes from cardiac pain.