Heat acclimatization: what does it take?
Conventional wisdom says that we adapt to deal with heat after a week or two of high temperatures. But a study in the current European Journal of Applied Physiology suggests that it doesn’t happen...
View ArticleJockology: exercising in the heat
This week’s Jockology column in the Globe and Mail is a round-up of a few recent studies on exercise in hot weather: how the brain slows you down more than the body; how acclimatization does (and...
View ArticlePre-drinking to hyperhydrate, and other heat-related research
There’s a great (and timely) article called “Myths About Running in Heat” in the current issue of Running Times (linked to from Amby Burfoot’s latest blog entry), in which Phil Latter takes a look at...
View ArticleExtreme heat, dehydration and sodium balance
Another interesting hydration study [UPDATED WITH LINK TO STUDY] from Tim Noakes and his collaborators, studying South African Special Forces soldiers marching in hot conditions — following up the one...
View ArticleGetting fitter doesn’t make you sweat more after all
The fitter you get, the more you sweat during exercise in order to dissipate heat more quickly. That’s the conventional wisdom among scientists, and I’ve certainly repeated it many times here and...
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Can you “train” your fingers and toes to withstand cold?
Winter’s coming, so here’s a topical study just published in the European Journal of Applied Physiology. Do your fingers and toes gradually adapt to being exposed to cold temperatures? There are three...
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Does heat slow you down if you don’t know it’s hot?
Why do you slow down in the heat? This may seem like a painfully obvious question, but it’s a topic of heated (oops) debate among physiologists. There are two basic camps: You slow down because the...
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