Being obese or overweight is one of the most serious public health problems of the 21st century; it is the fifth leading risk for global deaths according to the World Health Organization (WHO). Yet it is completely preventable. The problem seems to be related to wealth; the WHO also reports that levels of obesity in high- and upper middle-income countries are more than three times higher than in lower middle income countries although the problem is rising dramatically for the latter.
Obesity is medically defined as the state in which a person’s body mass index (BMI), obtained by dividing their weight by the square of their height, exceeds 30 kilograms per meter squared. The amount of body fat carried by someone with this BMI affects their health and life expectancy. The most common associated diseases are coronary heart disease, type-2 diabetes and high blood pressure, but there are also many others such as osteoarthritis and certain types of cancer. The result has a detrimental effect not just on the individual, but also on the economy as a whole. Read More »