by Mario Fraioli
Coach Greg McMillan tells why he things training by effort is the best type of training any runner can do.
by Matt Fitzgerald, Published Dec. 10, 2009, Updated May. 24, 2013 at 8:53 AM UTC
Study finds that runners can self-determine optimal recovery times between sprints without stopwatches.
Start your FREE subscription to Competitor Digital today!
Get our monthly digital magazine, weekly running content & exclusive offers delivered to your inbox.
© 2014 Competitor Group Inc. All Rights Reserved