A Critical Review : Causes Obesity Essay

1391 Words Sep 18th, 2016 6 Pages
A Critical Review: Causes of Obesity
During the past 25 years, the percentages of Americans who are obese have increased from 14.5% to 32.2 %. (Ogden, Carroll, Curtin, McDowell, Tabak, & Flegal, 2006). Historically, being overweight and or obese were not major issues; in fact, in the past increased body weight was a sign of improved health. (Cutler, Glaser, & Shapiro 2003). Unfortunately, things have changed and being obese has grown to epidemic proportions. Researchers have agreed that increased body weight is caused by consuming too many calories and an inactive lifestyle. (Cohen & Farley, 2008; Timlin & Pereira, 2007; Qi and Cho 2008) Other causes are now beginning to emerge. Some of those causes are genetics, psychological and economical.
What is Obesity?
Obesity is different than being overweight. When you are overweight, you have too much weight. This usually means your weight is more than what is considered healthy for your height. Being overweight leads to obesity. When you are obese, you have too much body fat. Body fat usually accumulates around your midsection, stomach, hips and thighs. According to the Obesity society, body fat is calculated by finding the Body Mass Index or BMI. Your BMI is calculated by dividing a person’s body weight in kilograms by their height in meters squared. Having a BMI of 30 or greater is considered obese and having 40 or higher is morbidly obese. (Obesity Society, 2014). Obesity affect our health, reduces the quality of…

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