performance enhancing substances in chess

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k9p

is there any histoory of performance enhancing substance use in chess, are competitors tested.....

Noswals

You mean like steroids? 

 

urk
The top players are being tested for certain substances but I think it's pretty ridiculous.
k9p

i mean like ritalin for concentration or similar amphetamine like substances

Noswals

I agree with Urk.  Enhanced focus would be of little use if the player had no talent to begin with!