Help A Friend Fridays Intro • Help a Friend Friday: Caffeine Content of Various Drinks • Caffeine Help • Let's define our caffeine parameters • Hot brewed coffee including espresso • What About Col...

019 Caffeine Content of Drinks

Step inside the lab. The Humane Performance Lab is Rex Barrett thinking out loud about doing good work without grinding yourself down: health and habits, the tools and tech worth your time, and whatever has its hooks in his curiosity this week. Sure, these episodes are a little goofy, but they're short enough to finish before your coffee cools. Find more at rexbarrett.com, where Rex keeps his writing, the links he's been commenting on, photos, and a slew of other experiments that may or may not stick around.

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019 Caffeine Content of Drinks

019 Caffeine Content of Drinks