How Stimulants Work To Control Hyperactivity

It has long been known that psychostimulant drugs have the paradoxical effect of reducing hyperactivity. [Psychostimulant drugs include methylphenidate - known by the trade names Ritalin, Concerta, and Methylin - and methamphetamine]. Since the mid-1950s, millions of children and adults have been prescribed stimulant medications to control attention deficit hyperactivity disorder (ADHD)...

Source: http://www.medicalnewstoday.com/releases/241361.php

Phil Hill Jim Clark Emerson Fittipaldi John Surtees