Our motivation to put effort for achieving a goal is controlled by a reward system wired in the brain. However, many neuropathological conditions impair the reward system, diminishing the will to work ...

Why do we do things? What persuades us to put an effort to achieve goals, however mundane? What, for instance, drives us to search for food? Neurologically, the answer is hidden in the reward system ...

Dopamine is known as "the reward molecule." This diagram illustrates dopaminergic neurons (i.e., dopamine-producing nerve cells) and dopaminergic pathways. Source: VectorMine/Shutterstock Motivation ...