Overweight • 33 concentrated connection. And sugar and flour are concentrated food. What used to be a natural and powerful conditioning trigger is now a false pleasure giving us a concentrated dopamine response. Just like Pavlov's dogs who used to drool at the sound of a bell, we too start drooling with desire when we get exposed to a concentrated stimulus with immediate reward. If desire is always answered with a reward, then the desire will continually increase after every exposure. Flour and sugar are concentrated food that give a concentrated dopamine neurotransmitter response. The more we eat these substances, the more we want them. The more dopamine that gets released in the brain, the more our neuroreceptors down-regulate to accommodate it. This is very bad news, because it means we need even more of the substance to get the same reward, and we desire it twice as much. This is why, so often, we set out with the intention of not overeating, and then overdesire drives us to seemingly eat against our own will. The brain's job is to seek pleasure as a survival mechanism. When pleasure is concentrated, then the brain's motivation is accelerated and increased. Overriding this desire