Most stimulants exert their activating effects by boosting catecholamine neurotransmission. Catecholamine neurotransmitters are utilized in regulatory pathways implicated in interest, arousal, motivation, activity salience and reward anticipation. Classical stimulants possibly block the reuptake or stimulate the efflux of those catecholamines, causing increased action in their circuit... https://philw333apg3.signalwiki.com/user