People who are attempting to become extremely thin by refusing to eat suffer from bulimia nervosa obesity phobia dissociation anorexia nervosa

anorexia nervosa

Explanation:

Anorexia nervosa is a mental disorder in which a person is always concerned about the weight of their body and go to extreme lengths to maintain their body weight. This includes controlling calories and starvation.

The disorder is fueled by a warped perception of what others think of the person should look like. People that have this disorder are never satisfied with their weight.

Hence the statement here is referring to anorexia nervosa.

it depends on which society you are referring to. many civilization performed rituals so the gods would with their growing season but the most well known is that of the aztecs. they would make sacrifices, usually animals, but sometimes humans as well.