Definition. Thoracic surgery is the repair of organs located in the thorax, or chest. The thoracic cavity lies between the neck and the diaphragm, and contains the heart and lungs (cardiopulmonary system), the esophagus, trachea, pleura, mediastinum, chest wall, and diaphragm.
If youâre reading this, chances are you switched on a light. But for the 1.3 billion people around the world who lack access to electricity, darkness is a reality. There is no electric light for children to do their homework by, no power to run refrigerators that keep perishables or needed medicine cold, no power for cooking stoves or microwaves.
Six of the worldâs seven billion people have mobile phones... but only 4.5billion have a toilet says UN report. Six of the world's seven billion people have mobile phones - but only 4.5 billion have a toilet, according to a U.N. report. The shocking statistic has prompted the international organisation to launch a global campaign to improve sanitation for the 2.5 billion people whose health is at risk.