What is Obesity? Essay

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What is obesity?

The definition of obesity differs depending on what one reads. In general, overweight and obesity is shows a weight greater then what is considered normal or healthy. Fat is an important factor in human body as its necessary for storing energy, heat insulation, shock absorption and other functions. But obesity is a continuous condition of having excess amount of fat storing in body. Obesity is best defined by using the body mass index. BMI can be calculated by person’s height and weight. An adult who has a BMI of 25-29.9 is considered over weight, and an adult who has BMI over 30 is considered obese.

Obesity facts

Obesity means having extra amount fat stored in body. For adults 35 and older, having a BMI
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The prevalence of obesity in children has increased markedly, with approximately 20%-25% of children are either obese or overweight. Obesity is increasing swiftly in world day by day, and occurrence of obesity nearly has been doubled since 1991 to 1998. According to the National Institute of Health of America, $75-$125 billion is spent on indirect cost due to obesity-related diseases. According to the American cancer society, obesity cost an estimated $75 billion in 2003 and $147 billion in 2007 because of long and expensive treatment.

This graph shows the percentage of obese men and women since 1993.

Statics of obesity in America

Obesity has reached infectious proportions in the United States. Over two-third of adults are overweight or obese, and one Americans is obese. In 21st century America has the highest obesity statics. Non Hispanic blacks have the highest rate of obesity in America (49.5%), Mexican American (40.4%), all Hispanics (39.1%), and all non-Hispanic whites (34.3%). There was dramatic increase in rate of obesity in America from 1990 through 2010. The graph on the next page shows the percentage of men and women in America from 2009 to 2010.


What is the health risk associated with obesity?

Obesity is not only a continuous

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