Ready to run a mile, 5K, or 10K at your fastest clip? We have everything you need to make it happen, including the best ...

Your calendar is packed—work, family, life—but you still want to log consistent mileage. Here’s the good news: you don’t need more hours, just faster paces. By focusing on speed gains, you’ll be able ...

IF THE WORD "fartlek" makes you giggle, you're not alone. But there’s nothing funny about how this style of training can help runners—especially beginners—level up to faster speeds. The idea of ...

Plyometrics are explosive exercises such as jumping, bounding, or hopping that train your muscles to generate maximum force in the shortest possible time, says Campus. 'Plyometrics is often called ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Athletes are often searching for the latest and most innovative clothing and gear that will help them ...

Running too fast is a beginner mistake, but that doesn’t mean your runs always have to be turtle-slow. Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal ...