The Global Childhood Obesity Epidemic essay

The Global Childhood Obesity Epidemic

Obesity/Adiposity is defined as ‘a condition characterised by excessive body fat’. Body fat can either be stored predominantly around the waist or around the hips.

Body Mass Index (BMI) is used to measure obesity and defined as:

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bodyweight(Kg) (Keys et al. 1972)

height(m)2

BMI is useful in clinical practice and in epidemiologic studies, but has limitations and in his report (2004), Wang reported that although a high BMI-for-age is a good indicator of excess fat mass, BMI differences among thinner children can be largely due to fat-free mass.

Two international datasets that are widely used to define overweight and obesity in pre-school children are the International Obesity Task Force (IOTF) reference and WHO standard (WHO Child Growth Standards, 2006). None is superior to the other and both tend to underestimate or overestimate the prevalence when used on the same population (Monasta et al. 2010).

Thresholds for obesity in children in UK (and Scotland) are measured by referring to

UK National BMI classification system that uses reference curves based on data from several British studies between 1978 and 1990(ScotPHO 2007).

Children are classified as overweight or obese using the 85th and 95th percentiles as cut points.

PREVALENCE & trends

Obesity has become an epidemic in many parts of……………..