Pollution and Asthma: Is There a Connection? Essay

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Pollution and Asthma
Asthma is a chronic inflammatory disease of the airways. This occurs when the airflow is obstructed. Asthma affects people of both genders, all races and age. Asthma existed in ancient Egypt times and possibly even before that. (Crosta, 2000, p. 2) Asthma had been on the decline up until 2001 (Asthma In The U.S., 2011). In 2001, one out of every fourteen people had asthma. Since then asthma has been on a gradual incline. In 2009, one in every 12 people now had asthma (Asthma Statistics, 2013). This means 25 million people in the United States are living with asthma. More and more people are dying every day because of asthma. Scientists are trying to figure out why asthma has been increasing in the …show more content…

Someone with an inherited tendency to contract allergies may be more at risk. The risk of having asthma is greater when the parents have or had asthma. Some people can develop asthma later in life if they had a respiratory infection as a child. If someone was exposed to an allergen or viral infection when they were younger as their immune system was developing, they may have a greater chance of having asthma later on down the road (What Causes Asthma, 2012).
Asthma Triggers
The number one trigger of asthma in children are respiratory infections such as the flu, sinus infections and sore throats. Exercising can cause asthma because of the increased breathing. This is especially true in cold weather. Weather can also be a factor when evaluating the causes of asthma. When the wind is dry and the air is cold the risk of asthma is higher. When a person expresses strong emotion such as anger or excitement, their breathing changes. This could cause asthma and asthma like symptoms (Background on Asthma, 2012).
Any of these conditions can trigger what is known as an asthma attack. When an asthma attack occurs the body produces more mucus. This thick mucus can clog up the airways of the lung. In relation to an ankle swelling when twisted, the airways of the lung can also become irritated and swell. In response to an asthma attack the airways will also become constricted which in turn is one of the factors of an asthma

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