The normal person doesn't eat her style of food everyday.
Also, a person might eat less or more healthy food to have a weight loss.
Should the person eat too much, the body will balloon - that's the environmental factor at work.
The second person could fix their job first and then eat later.
This may cause high blood sugar in the morning before the person eats.
Or one person may eat lots of food while another eats very little.
For example, imagine a scene where a person is eating at an elegant table.
Another example of this concept is when a person doesn't eat pork.
Do not let the person eat or drink until an X-ray has been done.
Sometimes a person cannot eat any or enough food because of an illness.