Fun is the delight in joy, especially in recreation exercises. Fun is an affair — short-term, regularly unforeseen, casual, not cerebral and by and large purposeless. It is an agreeable diversion, occupying the brain and body from any genuine errand or contributing an additional measurement to it. Albeit especially connected with diversion and play, fun might be experienced amid work, social capacities, and even apparently commonplace exercises of day by day living. It might regularly have practically zero consistent premise, and conclusions on regardless of whether a movement is fun may vary. A qualification amongst happiness and fun is troublesome yet conceivable to well-spoken, fun being a more unconstrained, lively, or dynamic occasion. There are mental and physiological ramifications to the experience of fun.Some researchers have distinguished territories of the cerebrum connected with the impression of curiosity, which are fortified when confronted with "strange or shocking conditions". Data is at first gotten in the hippocampus, the site of long haul memory solidification, where the cerebrum endeavors to coordinate the new data with unmistakable examples put away in long haul memory. When it can't do this, the mind discharges dopamine, a substance which animates the amygdala, the site of feeling, and makes a pleasurable feeling that is connected with the new memory.In different words, fun is made by empowering the cerebrum with curiosity.