HIIT can help improve speed and power, but longer, steadier workouts that you can do regularly, like swimming and rowing, are ...

Plus, the surprising benefits of turning the intensity down a notch.

The winner might surprise you.

Distance-running plans are chock-full of workouts that improve metrics like VO2 max and lactate threshold to help you run faster for longer. But coach Scott Johnston looks beyond these traditional ...

Experts explain what to know about the training method.

Noticeable changes in heart rate, like a 6 to 10 percent drift, also signal aerobic decoupling, says Norris. For example, if ...

As summer temperatures rise, high school athletes face the challenge of maintaining their fitness levels while staying safe in the heat. Endurance training is crucial for any athlete, as it boosts ...

'The key with HIIT is to exercise at a high enough intensity to influence the push of your heart, and the stretch of your blood vessels. True high-intensity intervals are three minutes or less, and ...

Consider the following workouts if you are focused on building leg muscle stamina while improving your cardio scores. These are ideal for those with strong legs but lack endurance in their heart, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Not to be dramatic, but ellipticals save my fitness in times of need. As a runner with on-and-off ...

Distance-running plans are chock-full of workouts that improve metrics like VO2 max and lactate threshold to help you run faster for longer. But coach Scott Johnston looks beyond these traditional ...

NEW YORK (Reuters Health) - Low-intensity endurance exercise is not as effective as moderate intensity endurance exercise for promoting fitness, German researchers found in a controlled study. Sign up ...