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TIL The World Anti-Doping Agency restricted the use of caffeine in all Olympic events until 2004. The bar to fail a drug test for caffeine was 12 microgram/ml in urine, which means an Olympic athlete would have ingested the equivalent of 8 espressos in a few hours.

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YE8r TIL an English organist named Jeremiah Clarke wanted to commit suicide. He couldn’t decide whether to hang himself or drown so he flipped a coin. The coin landed on it’s edge in the mud so he ended up shooting himself instead.
M7ba0 Today I learned about “blading”. WWE wrestlers would cut themselves while on the ground to make fake injuries appear real.
meBo TIL Horror movie soundtracks sometimes include infrasound, which is sound below the range of human hearing. Even though we can’t hear it we can still feel it and infrasound has been shown to induce anxiety, heart palpitations, and shivering.
8aGOK TIL that in 2007, Scotland spent six months of research and £ 125,000 to create a new slogan that would boost tourism. They came up with "Welcome to Scotland".
WMwB TIL that there is a fish called Monkfish that can prey on small seabirds