The influence of stimulants on performance when playing chess

(Johannes Gutenberg Universitaet Mainz) High-performance tournament chess players can actually enhance the highly complex cognitive functions they require by taking substances such as the CNS stimulant methylphenidate or the wakefulness promoter modafinil and thus win more chess matches -- unless they are under time pressure.
Source: EurekAlert! - Medicine and Health - Category: Global & Universal Source Type: news