Adults do not learn languages as easily as children do. It has been hypothesized that the late-developing prefrontal cortex that supports executive functions competes with procedural learning ...

Attention deficit hyperactivity disorder (ADHD) has been associated primarily with executive function deficits. Emerging findings suggest, however, that procedural learning may be compromised as well.

Human brain viewed from below, showing cerebellum (Latin for "little brain") and brainstem. Source: Wikipedia/Public Domain Specific regions of the cerebellum are key to implicit memory and play an ...