The key chemical substances in this field are Ritalin, an amphetamine substitute, and its stronger relative Adderall. They are prescribed to children with attention deficit disorder but are increasingly illicitly obtained and used to boost concentration. Provigil, a stimulant prescribed for the sleep disorder, narcolepsy, to increase alertness, is reputedly even better, with greater benefits and fewer side effects.
In 2008, a poll of 1,400 scientists from 60 countries conducted by the journal Nature found one in five claimed to have used drugs for cognitive enhancement, slightly more than half taking Ritalin and slightly less than half choosing Provigil. In 2009, a survey of 1,000 students at Cambridge University by Varsity, the student newspaper, found a tenth took prescription drugs to boost brain power.
Интересно, да. Я как-то отстал от жизни.