Interval running exercises are basically one of the best ways to improve your speed. These workouts allow you to practice running fast for a brief period of time, then recover and repeat. Over time, ...

Runners can easily fall into a basic routine for their workouts: Lace up, hit the pavement, then cruise at a comfortable pace for as many miles as planned. This might feel good, but it’s not always ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Sprint interval ...

As we approach the New Year, among some people’s 2026 fitness goals might be a marathon (after a well-earned festive break, of course). While others may be building towards doing their first parkrun ...

If you’re in a run/walk training program, going out for a workout isn’t as easy as lacing up a pair of running shoes, connecting your GPS watch, and selecting the “open run” option. You need to track ...

After completing my first half marathon with the help of run/walk intervals, I wasn’t quite sure what I wanted to do next. I was eager to run another race, but I knew that I didn’t want to immediately ...