It is well known that obesity rates have been increasing around the Western world. The American obesity prevalence was less than 20% in 1994. By 2010, the obesity prevalence was greater than 20% in all states and 12 states had an obesity prevalence of 30%. For American children aged 2 – 19, approximately 17% are obese in 2011-2012. In the UK, the rifeness of obesity was similar to the US numbers.