Running a half or full marathon is on many runners’ bucket lists, but to be the best runner possible, it’s important to regularly challenge yourself with different distances and types of runs—and that ...

Welcome to I Tried It, a GOLF.com series about golf items — apparel, gear, accessories, etc. — that we’ve recently taken out for a spin. We’re here to give our honest, no-frills takes on the latest ...

Marathoners generally don’t lose any sleep over how fast they can sprint, nor do they spend time developing their top-end speed. But Veronique Billat, a French exercise physiologist and author of The ...

Adding swing speed has become a bit of an obsession for me. Over the last eight months or so, I’ve dedicated tons of time to hitting the ball longer off the tee, and the pursuit is intoxicating. You ...

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 ...