After nearly 25 years of living in Atlanta, I should be used to running in the city’s brutal heat and humidity. But when the temperatures (and dew points) start to soar every summer, my motivation for ...

British middle-distance ace Sebastian Coe once said, “I’ve always felt that long, slow distance produces long, slow runners.” To improve your run performance, you need a balance of easy days and hard, ...

Few of you are coming to me with a focus on your one mile pace, so we’re looking at running workouts that are going to test your speed and improve your endurance. There are tons of ways to incorporate ...

Approximately every five to seven months, I am possessed by a desire to "see if I like running." I suit up in activewear and my best shoes, jury-rig my apartment keys into the hair tie holding up my ...

Building up to 26.2 miles? This simple-to-follow session builds endurance, pace and all-important race day confidence ...

Many working to improve timed runs, shuttle runs and sprints in the military feel the “need for speed. Adding calisthenics between these sets of speed and goal-pace running and swimming can be an ...

Whether you're preparing for a fitness test, looking to increase your running performance, or simply seeking a challenging and effective way to train, this dynamic workout delivers. By combining ...

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 ...