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Back to 10 - EXTREME RUNNING.

What Happens to Us Physiologically When We Start to Train

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.

Transcript

10 - EXTREME RUNNING ·

This Won't Hurt a Bit

More from this episode

  1. What Was More Impressive Than Robert Bannister’s 4-minute Mile RecordIt 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.
  2. What Men's and Women's Mile Records Does This Won't Hurt a Bit Cite?On This Won't Hurt a Bit's Extreme Running episode, the hosts say the men's one-mile record stands at three minutes 43 seconds, 18 seconds faster than Roger…
  3. Why Are Runners Faster NowThe 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.
  4. How Fast Can a Person Actually Sprint?The current 100-meter record is currently 9.58 seconds. From various recent work, speed is limited by the contraction speed of muscle fibers.
  5. What Is the Difference Between Elite Sprinters and an Ordinary PersonIn 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.
  6. What Gives Us That Burning Feeling When We RunA high level of lactate gives us this common burning feeling. Lactate acid is an acid that builds up with muscle use and muscle damage.
  7. Which Illnesses Does This Won't Hurt a Bit Say Exercise Protects Against?In This Won't Hurt a Bit episode 10, Extreme Running, host Jess tells Dave that exercise is protective against strokes, heart disease, diabetes, and maybe…
  8. When Do Marathon Runners Have a Chance to Eat or Go to the BathroomRunners eat on the fly. Usually, they’ll eat as they run.
  9. Where Does Running Discipline Come FromDean Karnazes uses the basic technique of projection as a psychological tool to get him through the door.

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