![]() The two new cells can then split into four cells and so on. They reproduce by splitting themselves in the middle. Bacteria are small living things that can be found almost everywhere. Sometimes asthma victims have a pain in the chest. Victims fight to get enough air into their lungs, sometimes they have to cough and they breathe heavily. When this happens we call it an asthma attack. This makes it difficult for air to flow into your lungs. Muscles in these passages become tighter and cells begin to produce some sticky substance, which makes airways even smaller. Asthma occurs when tissue in your throat begins to expand or swell. The death rate among this group is five times as high as among whites.Īsthma also causes a loss of business and does damage to the economy because many people stay at home when they are ill. The disease is more common among African Americans. In America over 25 million people and 7 million children develop asthma every year. While asthma occurs in almost all countries, asthma-related deaths happen mainly in the poorer countries of the Third World. According to the World Health Organisation over million people around the world are suffering from asthma.Īmong children it is the most chronic disease. ![]() As a result, not enough air can enter and leave your lungs. Asthma is an illness that narrows the breathing passages. It is a time when flowers blossom and grass is cut. ![]()
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