with the dissemination of the milk production to offer a new and rich source of foods, with leading to the evolution of the capacity to digest the lactose, in some adults. Agriculture took to an increase the population, the development of the cities, and for increase of the population density, the biggest propagation of infectious illnesses. The types of consumed foods, and the way where they are prepared, have varied widely for the time, position, and culture.
In general, the human beings can survive for two the eight weeks without food, depending on the stored corporal fat. Survival without water generally is limited the three or four days. The food lack continues to be a serious problem, with about the million human beings dying of hunger to each year. The infantile malnutrition also is common and contributes for the global load of the illness. However global the alimentary distribution is not same, and obesity some populations human beings has increased quickly, taking the complications of health as well as fitness and increase of mortality in some developed, and some developing countries. World-wide more than a billion’s of people is obsess, while in United States 35% of the people they are obsess, but also that they lead to this being described as a obesity epidemic “. the obesity is caused by consuming more calories of what it spends, in way extreme profit of the weight generally is caused by a combination of a dense energy rich diet in fats and insufficient physical exercise also.