3 November 2012
Explain what is causing the problem of obesity
Overweight and obesity are defined as having a body mass greater than or equal to 25 and 30. According to the World Health Organization (WHO), “There are 1.6 billion overweight adults more than 400 million worldwide” (Glasnik, 2012) American teens and children are also affected; an estimated 32% of children and young adults aged 2-19 years are either overweight or obese. The prevalence of obesity has been rising steadily over the last several decades and is currently at unprecedented levels: more than 68% of US adults are considered overweight, and 35% are obese (JAMA, pp. 303:235-241). Over the past two decades, rates of adult and childhood obesity in the developed world have risen sharply. This study assembles the evidence for a geographical explanation of this trend, examining the ways in which environment and living conditions promote an imbalance of energy intake over energy expenditure. Being overweight or obese means your weight is above an ideal weight range. Excess weight creates increase in heart disease, certain cancers, and other serious illnesses like diabetes. Obesity is a major problem in the country, causes of obesity is related to our daily diet and lack of exercise, genetics, and sometimes lack of sleep One of the main causes of obesity is poor diet, specifically, taking in more calories than needed to support an individual's daily activity level. To illustrate this, you only need to compare the average calorie intake as it relates to the percentage of the population classified as obese. From 1971 to 2004 in the United States, the average daily calorie intake for women increased by 335 calories a day, while the average man's caloric intake increased by 168 calories a day. During this same period, the obesity rate in the United States increased from 14.5 percent to 31 percent. To help prevent obesity, an individual should match the...