October, 2007  // Posts published in October, 2007

31 Oct 2007 Posted in Fluid, heat & thermoregulation

Fluid intake Debate: Comments from a doctor

Last week saw our , where we described the development of our perceptions around drinking during exercise. We looked at how there has been a radical shift in perceptions since the 1970′s and how the current scientific evidence is beginning to swing that perception around again. Where it was once recommended that you drink, drink, […]

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30 Oct 2007 Posted in Running technique

Pose Running reduces running economy

About 4 weeks ago, we ran a , evaluating the Pose and Chi methods for running. In that series, we looked at: That was an epic series (to write and to read, no doubt!), but basically our conclusions were: Of course, there are people for whom Pose or Chi will definitely work, and we say […]

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26 Oct 2007 Posted in Fluid, heat & thermoregulation/Series

Fluid intake, dehydration and exercise: Part IV

We really hope everyone is enjoying this series on dehydration so far. It is proving fun and challenging to write, and we hope that is coming across in the posts. So far we investigated the history of fluid ingestion in , demonstrated why it is the metabolic rate that predicts temperature in , and weighed […]

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Chicago Marathon 2007 death

In the last few weeks, we have run a series of posts investigating the events of the 30th Chicago Marathon, where record high temperatures caused the early cancellation of the race, amid record numbers of medical cases and emergencies. We , suggesting that blood pressure and unfamiliarity with the heat were more likely the cause […]

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21 Oct 2007 Posted in Fluid, heat & thermoregulation/Series

Fluid intake, dehydration and exercise: Part III

Welcome back for Part III in this series on fluid intake and dehydration during exercise! Thus far we have examined a brief history of fluid replacement during endurance exercise in , and in  we tried to explain how some of the lab research has perhaps been over-interpreted, and how that has lead to a false […]

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17 Oct 2007 Posted in Fluid, heat & thermoregulation/Series

Fluid intake, dehydration and exercise: Part II

Today sees the second post in our series on fluid intake, dehydration and exercise. Yesterday we looked at the history of fluid intake and how radically our beliefs on the subject had changed. Today we turn our attention to the evidence that has accompanied this shift, beginning with the contention that runners who become dehydrated […]

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17 Oct 2007 Posted in Fluid, heat & thermoregulation/Series

Fluid intake, dehydration and exercise: Part I

Today we begin our five part series on fluid intake during exercise. As discussed, we will look at this complex and somewhat controversial issue over the next two weeks, covering the following topics: The story begins, as most do, at the beginning…a look at the history of fluid intake and drinking during endurance exercise, which […]

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16 Oct 2007 Posted in Fluid, heat & thermoregulation/Series

Fluid intake, dehydration and exercise: A new series of posts

First let us say a big “Thank You” to everyone who has asked questions, posted comments, and contributed to the debates here at the Science of Sport. We have had an incredibly positive reaction to our posts on the Chicago Marathon, and many relevant and good questions were asked in the wake of those posts. […]

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12 Oct 2007 Posted in Physiology/Sudden Cardiac Death

Post-Chicago analysis continued: One patient’s details

The news media are slowing down a bit here in Chicago, but the questions still remain—and we are not talking about why the race ran out of water, if they even ran out of water, or why they shortened the course. Rather, we are most interested in the runners who remained in the hospital on […]

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