For Durkheim the result of the division of labour is positive in that there is no need to compete in the sense of struggling just to survive. Division of Labour. The division of labour is, then, a result of the struggle for existence, but is a mellowed dnouement.
Recommended daily calorie intakes vary across the world. According to the National Health Service (NHS), UK, the average male adult needs approximately 2,500 calories per day to keep his weight constant, while the average adult female needs 2,000. US authorities recommend 2,700 calories per day for men and 2,200 for women.
The average daily per capita calorie consumption for the U.S. in 2010 was 2,534, according to a report from the University of Michigan. Average Adult Consumption The National Health and Nutrition Examination Survey done for the years 2005 to 2006 concluded that the average American adult male, age 20 years and older, consumes 2,638 calories daily, and the average adult female of that age group consumes 1,785 calories.