In early 2017, Qatar's total population was 2.6 million: 313,000 Qatari citizens and 2.3 million expatriates. Qatar is a high-income economy, backed by the world's third-largest natural-gas reserves and oil reserves. The country has the highest per capita income in the world.
1 Leg pain refers to any kind of pain that occurs between the heels and the pelvis. 2  Many causes of leg pain are obvious, such as injury after an accident.  Leg pain can have less obvious causes, such as peripheral artery disease.
Aching Legs Symptoms. Because there are various causes of leg problems, aching leg symptoms are also different from each other. In cases of injury, the leg pain can be sharp because of the direct trauma on the affected are (legs, thigh, patella, etc).ecause there are various causes of leg problems, aching leg symptoms are also different from each other. In cases of injury, the leg pain can be sharp because of the direct trauma on the affected are (legs, thigh, patella, etc).