The Science Behind ADHD and Dopamine ADHD and dopamine are closely linked because the ADHD brain regulates and transports dopamine differently, which changes how it signals reward and motivation. That difference is why starting and finishing tasks can feel so hard, even when you genuinely care about them. Many ADHDers blame themselves for struggling with motivation, especially when tasks feel "easy" to others. At Neurodiverse Counseling, LLC, we remind clients that ADHD is no