In an ideal world food should simply be an enjoyable way to fuel the body. However, in some instances, food has become inextricably linked with emotional messages that have nothing whatsoever to do with nourishing the body. Food can be used as a reward; the only way some people know how to demonstrate affection is by lavishing food. Others use it as a punishment: forcing children to finish everything from their plate, or sending them to bed hungry for a misdemeanour. This can have two different outcomes –…