Caffeine is the most popular drug in the world with a long and rich history, and no single molecule has enriched our culture like the wondrous little 1,3,7-trimethylxanthine.
It\u2019s also a controversial drug as various \u201cexperts\u201d like to claim even mild but regular use eventually fries your nervous system, hurts your heart, and flatlines your adrenal glands.
I\u2019m not sure how many people would give caffeine up if this these claims were true\u2013it\u2019s just too damn good\u2013but fortunately for us \u201cusers,\u201d they\u2019re either exaggerated or wholly false.
While abusing caffeine can cause health issues, this is harder to do than you might think, but it raises the question of how much does caffeine actually impact our physical performance? Can it make a big enough differences to matter?
Let\u2019s find out.
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