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.
top 10 most populated cities in africa The top 10 most populated cities in Africa in 2015 is a very interesting list. This is so because Africa is the worldâs second-largest and second-most-populous continent. With 1.5 billion people as of recent estimate in 2015 , it accounts for about 20% of the worldâs human population. although this population is dispersed randomly across the continent. this list brings out the recent estimate for 2015.