Monday, February 14, 2011

Obesity Worldwide



People are getting fatter almost everywhere in the world.  
The World Health Organization predicts there will be 2.3 billion overweight adults in the world by 2015 and more than 700 million of them will be obese.
 
Figures for 2005 show 1.6 billion adults were overweight and 400 million were obese. 

adults were overweight and 400 million were obese.
Map of global obesity

Obesity is a modern problem - statistics for it did not even 
exist 50 years ago. The increase of convenience foods, labour-saving devices, motorised transport and more sedentary jobs means people are getting fatter. 
  According to a survey of bodyshapes conducted in the UK in 1951, a woman's average waist size was 70cm (27.5in). A 3-D survey carried out by SizeUK in 2004 found the average woman had a waist measurement of 86cm (34in) and a BMI of 24.4, just inside the ideal range.
There was no comparative data for men in 1951, but the SizeUK survey showed the average man in 2004 had a waist of 94cm (37in) and a BMI of 25.2, technically just outside the ideal range.

changing shape of Britons graphic

But obesity is not just a problem for adults - the spread of obesity among children is also alarming experts. 


  At least 20 million children under the age of 5 years were overweight globally in 2005, according to the WHO.

Map showing prevalence of diabetes

Measuring children, aged 5 to 14 years, who are overweight or obese is challenging because there is not a standard definition of childhood obesity applied worldwide. Figures for children in England are shown here. 

Childhood obesity is a big problem in the United States. The following graph shows the trend in a number of countries around the world.
child obesity in England

Experts are worried that the increase in obesity will lead to more health problems as people who are overweight have a higher risk of heart disease, Type II diabetes and other diseases including some cancers.
As most data sources do not distinguish between Type I and II diabetes in adults, it is not possible to present the data separately. The map below shows the prevalence of diabetes throughout the world in 2007.

Graph showing increase in overweight children in the world

Even if the prevalence of obesity remains stable until 2030, the American Diabetes Association, says that the number of people with diabetes will more than double.
It says the increase may be "considerably higher" than this if, as expected, the prevalence of obesity continues to rise around the world.
TOP COUNTRIES WITH OBESITY AND DIABETES PROBLEMS
ADULT OBESE POPULATION
Nauru 78.5%
Tonga 56.0%
Saudi Arabia 35.6%
United Arab Emirates 33.7%
United States 32.2%
Bahrain 28.9%
Kuwait 28.8%
Seychelles 25.1%
Seychelles 25.1%
United Kingdom 24.2%
DIABETES IN ADULTS
Nauru 30.7%
United Arab Emirates 19.5%
Saudi Arabia 16.7%
Bahrain 15.2%
Kuwait 14.4%
Oman 13.1%
Tonga 12.9%
Mauritius 11.1%
Egypt 11.0%
Mexico 10.6%
  The increase of convenience foods, labour-saving devices, motorised transport and more sedentary jobs means people are getting fatter.

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