For example, when a nerve is pinched or compressed, it can trigger the nerve to falsely signal pain. The compression also can limit the nerveâs ability to control the muscles it serves. One of the most common places for a pinched nerve to occur is within the spine.
An interesting fact is that five of the ten largest cities in the Southern Hemisphere are in South America, two in Australia, two in Africa, and the most surprising â only one in Asia, which otherwise is the most heavily populated continent. 1. Sao Paulo / Brazil. Sao Paulo is now the largest city south of the equator.
Because the Northern Hemisphere has more land area than the Southern Hemisphere it should also be noted that the majority of Earth's population and its largest cities are also in its northern half. Some estimates say that the Northern Hemisphere is approximately 39.3% land, while the Southern half is only 19.1% land.