This week, a few times more than usual, I’ve heard comments or questions from patients such as: “How come some people can eat anything they want?” “If I ate like the people I see in the cafeteria, I would feel so sick.” “My sister can eat fast-food every day and never gain a pound.” I usually have the discussion with patients about how and why we are each incredibly unique and dynamic beings. The ways our individual bodies work is a result of what we put into our body, how w