The heart rate rises, the steps quicken – and suddenly you feel your body awaken to the rhythm of the pace. Welcome to ...

I do not run. Well, I try, like, twice a year, but I'm not good at it. My colleagues Meredith and Beth are stellar athletes who are extremely capable runners. I am a cycling instructor who prefers low ...

Combining Zone 2 running, goal pace running and sprinting in your weekly training plan can be ideal for developing aerobic endurance, pacing skills and explosive speed.

The run-walk method is often considered a training plan for beginners. But runners of all levels can benefit. By Danielle Friedman During a recent half-marathon, I was taking a walk break when a man ...

Steady-state cardio focuses on keeping a consistent, moderate pace, while HIIT uses short bursts of hard work and short bursts of rest.Steady-state cardio is easier to sustain and may lead to more fat ...

If you’ve always wanted to finish a race with a negative split, or if you’re looking for a way to increase your overall speed, progression runs might be the missing link in your training. This type of ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...