Is the rising number of obese individuals caused by a nation of lazy people? The simple answer to this question is “No”. According to a new study, our lean hunter gatherer ancestors average daily energy expenditure was no different than that of ours. This indicates that the cause of the obesity epidemic is not due to a nation of lazy people but more likely to do with the increase in consumption of carbohydrates and sugar. This doesn’t mean that exercise is not important for weight loss. Exercise helps with the regulation of insulin and mood and can accelerate weight loss when done correctly.
“By 2015, nearly one in every three people worldwide is projected to be overweight, and one in ten is expected to be obese”. Being overweight or obese is known to cause health risks including Type 2 diabetes, cardiovascular disease, and certain cancers. The health industry believe that decreased physical activity and lower energy expenditure is the cause of obesity. However, it is changes in diet that is responsible particularly high carb, sugar and processed foods.