When it comes to running these days, wearables have become a part of the “uniform.” If you sift through race photos, you’ll probably see both recreational and professional runners looking down at ...

The metric is available on most fitness trackers. Here’s what it means. By Talya Minsberg You just finished a long, hard bike ride. But how hard was it, exactly? That depends on what you measure: How ...

A recurring joke among my training partners these days is the advice their GPS watches give them when we finish an easy run. “You need 42 hours of recovery,” the algorithm tells them, even though they ...

Correspondence to Professor Franco M Impellizzeri, Faculty of Health, University of Technology Sydney, Sydney, NSW 2007, Australia; franco.impellizzeri{at}uts.edu.au It has been proposed to bin the ...