The fastest Olympic sprint was Usain Bolt’s 100 meters at the London Games, averaging more than 23 miles per hour for 9.63 seconds. Marathoners, who run for two hours, top out around half of Bolt’s ...

A few weeks ago the NHL finally unleashed its long-awaited player tracking data onto the public. Now it’s time to dissect what it all means. Sometimes, all it means is “That’s cool!” — and that’s OK.

Whether your goal is to run a marathon or improve your fitness, following a solid training plan is one way to stay consistent as you work toward that goal. But finding the right training plan for you ...