"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, ...

There is a certain camaraderie between swimmers and runners. It’s indescribable, but the two cardio-intensive sports often are paired. Many swimmers try to cross-train into running and vice-versa, but ...

Depending on the athletic history of a military recruit, the process of preparing may be different from one person to the next. Endurance athletes tend to do well on calisthenics and cardio fitness ...

When a technological breakthrough gives some athletes a major advantage, how should we think about the victories, the medals, the world records? Is new technology unfair? Is it cool? Does it matter ...

Most of us know the feeling of lacing up our running shoes, dragging ourselves to the gym or diving into a pool of water and wondering how much bang we're really getting for our buck. Whether aiming ...

Yep, a new Scientific Reports study found that endurance exercise (think: long-distance running, swimming, or cycling) is ...

If you need to prepare for challenging fitness tests and selection programs like those of Navy SEAL/SWCC, EOD/diver, Air Force Special Warfare and Marine RECON/MarSOC that involve running, rucking, ...

Four friends are sitting around a bar in Sweden, sharing a few drinks and catching up. One turns to another and says, “Do you think we can swim and run 75 kilometers up the coastline of Stockholm?” ...

Ann Arbor Skyline has consistently been one of the toughest Division 2 girls swimming teams to beat in recent years, ...