One Mistake Means Certain Death: These Fearless Athletes All Have One Thing in Common, and It Might Not Be What You Think

Clinically Fearless

Alex Honnold underwent a brain scan before shooting his documentary; Free Solo. The doctors that were conducting the scan found something incredibly shocking. Alex Honnold’s amygdalas did not work when prompted, meaning that he physically cannot feel fear, anger, survival instincts, or the fight or flight response like the average person.

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The More You Know

  • There's a Russian village where every resident is a tightrope walker.
  • Hippos have the largest mouths of any animal on land.
  • Roughly 600 Parisians work at the Eiffel Tower each day.
  • War pigs were used in ancient warfare to counter against war elephants, which feared the pigs (and their squeals) and would bolt. War pigs were sometimes lit on fire to enhance this effect.
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