Asthma Causes Init Essay

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The above piece of evidence explains how asthma can be inherited from family and ancestors. If asthma or atopy runs in your family, it may make your airways more reactive to substances in the air. Also, some factors may be more likely to cause asthma in some people than others. The written date of this information is unknown, but the website belongs to the U.S. Department of Health and Human Services, so it should be truthful, which gives the evidence credibility. Finally, an article from the E Medicine Health website states several different factors that can contribute to why asthma in people is on the rise. Their exact points: 15. • ‘We grow up as children with less exposure to infection than did our ancestors, which has made our immune systems more sensitive. • We spend more and more time indoors, where we are exposed to indoor allergens such as dust and mould. • Our lifestyle has led to our getting less exercise and an epidemic of obesity. There is some evidence to suggest an association between obesity and asthma.’ The first point made by this website is quite fascinating. Simply, it means that because we are a lot cleaner in the 21st century, our immune systems become more sensitive and become used to clean environments. But when our systems come into contact with allergens and other triggers there is a reaction and you get symptoms. The second point is alike the ones previously, and the third point explains how insufficient exercise and obesity can cause asthma. This evidence is from the E Medicine Health website15. which is a consumer health information site, and has over 900 medical articles written by physicians for patients and consumers. The bulleted points above explain triggers and factors of asthma. Unfortunately, the written date is unknown, implicating that we don’t know how reliable the source is because there is a possibility it could be

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