I've heard that speed and the ADHD drug adderall are very good at keeping one concentrated and hence making him/her smash the books hard.
Just wondering, what other drugs have a similiar effect? and if the effects of these (speed and adderall etc) are really noticeable?
Just wondering, what other drugs have a similiar effect? and if the effects of these (speed and adderall etc) are really noticeable?