A particular ethic is an idea or moral belief that influences the behavior and attitudes of a group of people. Ethics are moral beliefs and rules about right and wrong. When you use ethics with this meaning, it is a plural noun. I'm not sure exactly what your asking so sorry if this isn't what you meant...
The consumption of calories is much more than the spending of calories. Numerous factors which lead to obesity are genetics, eating routine, less exercise, endocrine factor, as well as stress