How much refueling, in terms of calories, does it take to complete an endurance ride without bonking? While there are rough rules of thumb, answering this question no longer needs to be based on guessing. Power meters make it easy to figure this out: one simple multiplication is all it takes. However, it also requires knowing a very […]
Comparing the Real-World Accuracy of Mechanical Cycling Power Meters
Mechanical cycling power meters are delicate devices that perform hundreds of measurements every minute, in the very noisy environment of a bike pounded continuously by an aggresive rider, the wind, and the bumps of the road. It is remarkable that, with all these complications, the manufacturers of mechanical power meters report accuracies as good as 1-3%. Independent tests reported in […]
When to race with your aerobars
Since Greg LeMond used them in the 1989 Tour de France to secure an 8 second overall win over Laurent Fignon at the final time trial, aerobars have become a staple of time trials and triathlons for both pros and amateurs. Using aerobars allows you to ride tucked in, reducing the surface area that you expose against the wind, and […]
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