Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

I used to train with a group that spanned the spectrum from milers to marathoners, all at a similar competitive level. For large stretches of autumn and winter, we could all train together in some ...

You know what gets old, fast? Running the same pace, every day, for the same amount of time. Challenging yourself in fitness—whether that means doing more reps, lifting heavier weights, or running ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. I used to train with a group that ...

There is no magic workout. I used to get frustrated with my training partners when they’d start stressing about whether we should take 90 seconds or two minutes between repetitions, or argue about ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." RUNNERS CAN EASILY fall into a basic routine for their workouts: Lace up, hit the pavement, then cruise ...

One of the more difficult running workouts that will help boost your timed running events is hill running. Intervals are a great method as well, but if you want to combine some of the more challenging ...

Over the last decade, high-intensity interval workouts have bubbled to the top of the fitness list. They’re quicker, more time-efficient, and just as effective at boosting fitness and health - or more ...

Active Aging is weekly series that provides wellness tips and creative living ideas for the active aging lifestyle. Squeezing in time to exercise can be challenging, especially if you juggle a hectic ...

Most fitness enthusiasts have heard of high-intensity interval training (HIIT). But how often are you doing HIIT workouts on ...