Long-distance runners often have a lean and defined physique, which often raises the question of whether this type of training "burns" muscle. While the main goal of long runs is to improve ...

For decades, scientists believed that muscle fiber typology was mostly set at birth—some people were built for speed, others for endurance. However, a 2018 study led by Andrew Galpin of California ...

There is scientific evidence to show the running promotes muscle growth. Research published in Exercise and Sport Sciences Reviews, for example, found that aerobic exercise can increase skeletal ...

Across the country, more people are lacing up their sneakers, whether it’s for neighborhood fun runs or full marathons. Just last year, the New York City Marathon saw more finishers than ever with ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Both running and swimming are great forms of cardio, engaging your muscles, boosting heart health, ...

How much muscle you build running ultimately depends on how you run. Before we get into that, however, you should know that there's one major caveat to running's muscle-building potential. Don't ...

Whether you're trying running for the first time or switching up your workout routine for the new year, you may be wondering whether it's better to run longer or faster. There's nothing quite like a ...