Dopamine plays a number of important functions in the brain, including in attention, arousal, reward, and disorders of the dopamine system have been linked to a number of mental disorders including drug abuse, Parkinson's disease, and ADHD.
Dopamin memiliki sejumlah fungsi penting dalam otak, termasuk perhatian, rangsangan, dan penghargaan, dan kerusakan sistem dopamin berkaitan dengan sejumlah gangguan mental termasuk penyalahgunaan obat terlarang, penyakit Parkinson, dan ADHD.