friedman 1976. Study of interrelationship between diet and culture and their mutual influence on one another.
It amalgamates growth and genetic aspects of Nutrition in relation to ecology, social history, epidemiology, public Health. Applies it in infant growth, malnutrition, gender inequality etc
Nutrition provides energy e, building material for bones structure, maintain the body tissues, regulatory functions by amino acids and proteins, hormone regulation, immune system.
Nutrition and health. Nutrition effects IQ, health, height, life expectancy. Stunuted children
Society and Nutrition - Lack of exposure to Sun creates vitamin D deficiency and weak bones and spine in Muslim women. National institute of Nutrition India.
Population genetics and nutrition. some populations adapt to their nutrition. Famine creates tgrifty genotypes. Lo use of milk creates lactose intolerance.75% people are lactose intolerant.
Social cultural effects. Poor people cannot afford pulses and have to eat beef in India. McKee found that in Ecuador it is believed that mother's milk provide sexuality and aggression therefore male children are favoured and girls are wind away causing malnourished females. Calcium deficiency caused histeria among women and it was believed that they are processed by spirits.
Epidemiology. Studies linkages between nutrition and diseases. consumerism culture and advertisement is promoting junk food which creates obesity diabetes and malnutrition. Poor nutrition create vulnerability to diseases.
Malnutrition causes pronounced impact of diseases like AIDS. Franca 2009.