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10 - EXTREME RUNNING

Just how fast and how far can a human go?

Updated on July 08
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Key Smash Notes In This Episode

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It was 23 days later when Diane Leather broke the record for running a mile under 5 minutes by running a mile in 4 minutes and 59.6 seconds. Unlike Bannister's race, there was no video footage to capture Leather's race. When she retired, she had a personal best of 4 minutes and 43 seconds.

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For the men’s record today, the one mile record stands at 3 minutes, 43 seconds. The women’s record is 4 minutes and 12 seconds.

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The reason why is because these records give people confidence to go out a little faster than they would otherwise. They now have something concrete to chase. Our brain is also responsible for holding back a lot of our physical capacity because its concern is more about us not hurting ourselves.

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The current 100-meter record is currently 9.58 seconds. From various recent work, speed is limited by the contraction speed of muscle fibers. You also have to weigh in the track surfaces. When considering both, the limit is around the mid 9.4 second range.

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In about one tenth of a second or less, elite sprinters will put 5 times their body weight worth of force into the ground as quickly as possible. The repositioning of limbs between strides is all about how much force you put into the ground and how quickly.

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A high level of lactate gives us this common burning feeling. Lactate acid is an acid that builds up with muscle use and muscle damage. If it gets to a high enough level, our body will shut the activity down.

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Exercise is muscle use. As we use our muscles, it requires metabolic changes and more oxygen as we’re going from not using our muscles to using them. Your heart becomes bigger and has to pump harder as your blood volume increases.

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Exercise protects against illnesses like strokes, heart disease, diabetes, and maybe some cancers. It not only changes your body, but also your mind.

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Runners eat on the fly. Usually, they’ll eat as they run. When it comes to going to the bathroom, he will go to the bathroom as he’s running with a kind of waddling technique. If he has to poop while running, then that’ll be about the one time he would stop.

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Dean Karnazes uses the basic technique of projection as a psychological tool to get him through the door. Oftentimes, the hardest thing is just getting out of the door. Then, it becomes self-fulfilling.

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