Running Physiology
On DSDs, the theory of testosterone, performance the CAS ruling on Caster Semenya
2019-05-02: The Caster Semenya controversy, or more accurately, the issue of DSDs in women's sport, is the most complex issue ever faced by sport. I…
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A short thought on sport: Evaluating Eliud. Is Kipchoge a next-gen 2:02 marathoner, or a mid-2:04 runner in a technologically superior shoe? Who knows?
2019-05-01: Eliud Kipchoge is a physiological marvel. The Nike Vaporfly is a technological marvel. Both improve marathon performance. Except these statements can't both be true, and…
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The aging of elite performance: “Geriatric champions” and have the rules for getting older changed?
2019-02-06: Yesterday, I was sent this link. It says that Dwain Chambers, he of THG and a doping ban in 2004 (!), is making a comeback,…
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The pursuit of the sub-2 marathon: Where to next?
2017-05-08: Where do we go next? Now that Eliud Kipchoge has taken us to the brink of a sub-2 hour marathon, have the boundaries of…
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Eliud Kipchoge 2:00:25
2017-05-06: Eliud Kipchoge has run a marathon in 2:00:25, coming within sight of breaking the 2-hour barrier. How did he do it, and what might we…
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The sub-2 hour marathon attempt: The pacing strategy
2017-05-02: The Nike-Breaking 2 attempt will happen in Monza this weekend. I don't think a sub-2 is possible, but what will be fascinating is to…
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Ban the Nike Vaporfly & other carbon fiber devices for future performance credibility
2017-03-21: Nike recently unveiled the Vaporfly Elite, the shoe it has been working on to help it break the 2-hour marathon barrier. The shoe incorporates a…
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The “2-hour marathon” season begins
2017-01-16: Kenenisa Bekele kicks off the 2017 Marathon season in Dubai, with what is a potential world record. It's the year of the "Breaking-2" after…
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The sub-2 hour marathon in 2017? Thoughts on concept
2016-12-13: Nike's announcement that they're backing three top marathoners to break the 2 hour marathon barrier in Spring 2017, is the latest installment in the sub-2…
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