The impact and influence of psychoactive substances to human cognition, particularly memory, has been of interest to scientific inquiry. With numerous substances impacting the lifestyles of virtually all working individuals around the world, experiments and studies help us understand cognitive influences further. In our study, we experiment with three substances: 100 mg caffeine tablets, 30 mL vodka shots, and reefers among 36 randomly selected working-age males in the city of Hofn.

Attached below is the paper that details the experiment: