Beginning of Essay
is the inflammation of the bronchi. It may develop suddenly, following a head cold (acute ), or it may persist or return regularly for many years, causing progressive degeneration of the bronchi and lungs (chronic ). Certain people are more susceptible than othe ....

Middle of Essay
.... spasm, and frequent infection. In acute bronchitis, the basic symptoms are a head cold, fever and chills, running nose, aching muscles and possibly back pains. This is soon followed by the obvious persistent cough. At first the cough is dry and racking and eventually becomes phlegmy. The persistent cough is worse at night than during the day, and when the person breathes in smoke and fumes. The main symptoms most recognized in chronic bronchitis is, again, a cough, with sputum, often occurring in paroxysms. Other symptoms in chronic bronchitis are dependant on how much, or how little, emphysema is present. This disorder causes ....