In 2008, this case investigation was to highlight that people with ADHD can benefit in some cases from the consumption of THC and can even lead to an enhanced driving performance.

BACKGROUND:  A 28-year old male, who had numerous driving vilations did Performance tests, which were conducted with the test batteries
ART2020 and TAP to evluate ability to drive.

You can read the full article here => http://cannabis-med.org/data/pdf/en_2008_01_1.pdf