You can run all the miles on the road and do as many speed sessions on the track that you want, but the secret to getting that next PR likely comes in the gym. And we don’t mean more treadmill runs.

The breaking point felt imminent as each morning run that summer felt like clock work. I’d head to a nearby trail, log my six-plus miles, return home dripping in sweat, and hate every second of it. I ...

Whether you’re training for your first or fastest half marathon, adding speed to your training can be a little intimidating, especially if you’re tackling the distance without a coach or experienced ...