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.
Kano is the capital of Kano Emirates in Northern Nigeria and second largest city in Nigeria, the Hausa language is the widely spoken in the city of Kano. Urban Population: 9,383,682. Country: Nigeria. Area: 499 km2. The city founded in 1899 by British which nowadays largest and capital city of Kenya, most populous city in East Africa.
The area of Mainland Africa is shared by 48 countries, plus six island nations (see list below). Population: 1.1 billion human inhabitants, about 14 percent of the world's population (in 2016). By far the most populated country is Nigeria with 185 million people. (Source: UN 2015 Revision of World Population Prospects)