I measured my brain waves and task performance on caffeine- here’s what I found

John Fawkes
Aug 29, 2017 · 8 min read

Originally published in April 2015 on johnfawkes.com. Note that any present-tense phrasing in this article really refers to me two years ago.

For the last six weeks I’ve been conducting an experiment on myself. I took different levels of caffeine every day, with the intent of figuring out exactly how much I should take for…

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John Fawkes

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Los Angeles-based personal trainer, online fitness & nutrition coach, and health & fitness writer. I also sing a pretty sick cover of The Poison Heart.

Superhuman By Science

Superhuman By Science publishes some of the world’s most cutting edge articles on health, fitness, nootropics and biohacking by the world’s leading experts.

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