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.
1. Costochondritis. A common cause of sternum pain is costochondritis, which is due to a minor injury to the rib cage.Costochondritis is the medical term forpaininthe costochondral cartilage, which is located in the area where the rib cage and sternum meets. Applying excessive force or bruising the chest area may lead to this disorder.