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.
According to the United States Department of Agriculture (USDA), the recommended calorie intake for women aged 19-51 years ranges from 1800-2000 calories per day.Generally, younger women require more calories than older women. Men aged 19-51 years of age require even more, anywhere between 2,200-2,400 calories per day.People that lead more active lifestyles or those who want to gain weight require more calories. For children aged between 2 and 18 years, calorie intake ranges from anywhere between 1000-2200 per day.en aged 19-51 years of age require even more, anywhere between 2,200-2,400 calories per day. People that lead more active lifestyles or those who want to gain weight require more calories. For children aged between 2 and 18 years, calorie intake ranges from anywhere between 1000-2200 per day.