Most stimulants exert their activating effects by improving catecholamine neurotransmission. Catecholamine neurotransmitters are used in regulatory pathways implicated in focus, arousal, motivation, activity salience and reward anticipation. Classical stimulants possibly block the reuptake or encourage the efflux of these catecholamines, resulting in increased activity in their circui... https://johnl987bjs6.sharebyblog.com/profile