Shortness of breath is by far the most common of emphysema symptoms. Most people with emphysema first notice something's wrong when they become winded during a previously routine activity. This might be climbing stairs or mowing the lawn. The shortness of breath in emphysema results from structural changes in the lungs.
The African city with the largest population is Lagos, Nigeria. In 2014, the city was estimated to have a population of 21 million people.
As of 2004, Cairo, the capital of Egypt, is the African capital with the largest population, about 7.6 million. When the surrounding metropolitan area is included, Cairo has a â¦ population of 11.1 million, making it the among the twenty largest cities in the world. As of 2007 (according to Wikipedia), Lagos, Nigeria has the most population, with over 8,714,228 people.