1 day ago ... There are many, many differences between standing on the peak of a snow- capped mountain surveying the world below you, and lying in a ...
At the Integrative Biology of Exercise conference in Colorado last week, researchers from Colorado State presented some interesting new data on the perennially controversial topic of post-exercise calorie burn (see press release here ). They locked volunteers in a metabolic chamber fo...
A neat study just published in Medicine & Science in Sports & Exercise looks at the effect of aerobic exercise on the brain's reward system, using the chance of earning money as a reward. Researchers in Berlin had volunteers do either 30 minutes of treadmill exercise at 60-70% of VO2m...
Here's an interesting graph from a study just published in Medicine & Science in Sports & Exercise , from Dominic Micklewright's group at the University of Essex: The study tested pacing in 38 schoolkids (age ~12) during a 750-meter running trial (five times 150-meter laps), comparing...
When you run, your legs function like springs, storing energy as they're compressed with each step, and then releasing it to help power the next step. Typical estimates suggest that you get 40 to 50% of the energy you need for each step from this spring system. But what happens when y...
If you want to annoy a physiologist, say something along the lines of "Boy, I can really feel the lactic acid in my legs from yesterday's workout." This is one of those exercise myths that refuses to die, despite decades of research showing that lactic acid (or, more correctly, lactat...
A new vitamin study just published in the Journal of the American Medical Association (full text freely available here ) is front-page news today. The finding: In this large prevention trial of male physicians, daily multivitamin supplementation modestly but significantly reduced the ...
From my column in today's Globe and Mail , a description of three very interesting experiments about how watching the right (or wrong) video or hearing the right (or wrong) words from a coach can instantly change your hormone levels and instantly make you faster and stronger (or slowe...
Do you burn the same number of calories to cover a mile, no matter how fast you're running? The standard answer is yes, and it's backed by some studies. Here's what the typical data looks like, from a post on the blog of runner and atmospheric scientist Graydon Snider : If anything, y...
